Runners take off at the start of the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Tsegaye Kebede crosses the finish line during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

The men's elite group round the corner heading south on Wells Street and turning onto Hubbard St. in the first hour of the Chicago Marathon, October 7, 2012. | Dom Najolia~Sun-Times

A group in the women's elite field, run north on LaSalle Street after crossing the Chicago River in the Chicago Marathon race, October 7, 2012. | Dom Najolia~Sun-Times

Runners race down State St. during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Runners take off at the start of the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Runners take off at the start of the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Runners take off at the start of the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Runners take off at the start of the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Eric Spencer of Los Angeles, Calif., stretches before the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Oscar Roldan, left, and Leo Zamora, right, both from Costa Rica, stay warm in their bags before the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Warren Jee of South Africa keeps warm in a plastic bag before the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Paul Kapellas, of Chicago, Ill., keeps his hands warm before the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Zach Silverman of Atlanta, Ga., stretches before the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Runners take off at the start of the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Runners race down State St. during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Runners race down State St. during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Runners race down State St. during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Mark Metzger of Oswego, Ill., watches runners race down State St. during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Gloria Ferrer, who traveled from Mexico to watch family members compete, watches runners on State St. during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Volunteer Bridget McCarte, who has run the marathon twice, hands out water on State St. during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Runner Lori Mackey, right, hugs friend Annie Villadolid, of Chicago, Ill., on State St. during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Map: Marathon of Chicago neighborhoods

A wheelchair participant heads up a grade south on Orleans near the Chicago River, October 7, 2012. | Dom Najolia~Sun-Times

The women's elite group cross the Franklin Street bridge over the Chicago River in the Chicago Marathon race, October 7, 2012. | Dom Najolia~Sun-Times

Chicago Marathon Runners Cross the LaSalle Street bridge and head north on LaSalle Street at Hubbard in the 2012 Chicago Marathon. | Dom Najolia~Sun-Times

Chicago Marathon Runners Cross the LaSalle Street bridge and head north on LaSalle Street at Hubbard in the 2012 Chicago Marathon. | Dom Najolia~Sun-Times

Chicago Marathon Runners Cross the LaSalle Street bridge and head north on LaSalle Street at Hubbard in the 2012 Chicago Marathon. | Dom Najolia~Sun-Times

Chicago Marathon Runners Cross the LaSalle Street bridge and head north on LaSalle Street at Hubbard in the 2012 Chicago Marathon. | Dom Najolia~Sun-Times

Chicago Marathon Runners Cross the LaSalle Street bridge and head north on LaSalle Street at Hubbard in the 2012 Chicago Marathon. | Dom Najolia~Sun-Times

Chicago Marathon Runners Cross the LaSalle Street bridge and head north on LaSalle Street at Hubbard in the 2012 Chicago Marathon. | Dom Najolia~Sun-Times

Chicago Marathon Runners Cross the LaSalle Street bridge and head north on LaSalle Street at Hubbard in the 2012 Chicago Marathon. | Dom Najolia~Sun-Times

Tsegaye Kebede crosses the finish line during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Second place finisher Rita Jeptoo, left, and the first place winner Atsede Baysa, right, cross the finish line during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Men's winner Tsegaye Kebede celebrates after the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Runners reach the seven mile mark at Addison and Inner Lake Shore Drive during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Chicago Marathon Runners Cross the LaSalle Street bridge and head north on LaSalle Street at Hubbard in the 2012 Chicago Marathon, October 7, 2012. | Dom Najolia~Sun-Times

Melissa and Andy Brodell cheer on family during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners reach the seven mile mark on Inner Lake Shore Drive during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Chicago Marathon Runners Cross the LaSalle Street bridge and head north on LaSalle Street at Hubbard in the 2012 Chicago Marathon, October 7, 2012. | Dom Najolia~Sun-Times

Max Ross of Lakeview cheers on runners during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Max Ross of Lakeview cheers on runners during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Max Ross of Lakeview cheers on runners during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Julie Reeves stretches at Stratford and Inner Lake Shore Drive during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners cross Lasalle and Division just after the twenty minute mark during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners cross Lasalle and Division just after the twenty minute mark during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners cross Lasalle and Division just after the twenty minute mark during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners cross Lasalle and Division just after the twenty minute mark during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners cross Lasalle and Division just after the twenty minute mark during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners cross Lasalle and Division just after the twenty minute mark during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners cross Lasalle and Division just after the twenty minute mark during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners cross Addison and Pine Grove during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners cross Addison and Pine Grove during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners cross Addison and Pine Grove during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners cross Addison and Pine Grove during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

The Lakeview Presbyterian Church cheers on runners during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners reach the seven mile mark during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Stephanie Fleischaker of California stops to stretch on Inner Lake Shore Drive during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners reach the seven mile mark during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Ax Torres stops to stretch on Inner Lake Shore Drive during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Stefanie Gammill, left, of New York, N.Y., and Kristy Skogsberg, right, of Carol Stream, Ill., race down State St. during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Joao Montenegro of Rio De Janeiro crosses the finish line during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Ricky Unno of San Gabriel, Calif., crosses the finish line during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Manuel Lorente of Barcelona crosses the finish line during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Runners including Steve Breese, left, of Palatine, Ill., cross the finish line during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Medals at the finish line of the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Robin Telander, left, of Chicago, Ill., and Lillie Romeiser, right, of Lake Forrest, Ill., cross the finish line during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Michael Wiisanen, of Chicago, Ill., receives a medal from volunteer Zchazcha Guinto, of Mount Prospect, Ill., after the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Volunteer Yanni Garcia, 14, of Chicago, Ill., prepares wraps at the finish line during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Jack Westrick of Dunwoody, Ga., walks off the finish line during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Brian Beatty of State College, Penn., walks off the finish line during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Elite runners Michael Kipyego (left), Tsegaye Kebede (center) and Feyisa Lilesa (right) cross Lasalle and Division just before the twenty minute mark during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Elite runners cross Lasalle and Division just before the twenty minute mark during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Elite runners cross Lasalle and Division just before the twenty minute mark during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

FFC Fitness hands out water to runners as they cross Addison and Pine Grove during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

FFC Fitness hands out water to runners as they cross Addison and Pine Grove during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

FFC Fitness hands out water to runners as they cross Addison and Pine Grove during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Joe Behen (left) of Edgewater and Katie Hollemans (right) of Grand Rapids cheer on family at Addison and Inner Lake Shore Drive during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Paul Jefferson and his buddies from Indianapolis wanted to be sure their wives, who are all participating in the marathon, wouldn't miss them. Waving a gigantic pair of red satin panties on a flag pole was likely to do the trick. "They just want to be able to find us -- they know what to look for," said Jefferson, 42, a lawyer, standing along the route in Lincoln Park, October 7, 2012. | Stefano Esposito~Sun-Times

A Chicago police officer helps Richard Jay tape up an encouragement sign for Jay's son-in-law running in the 2012 Chicago Marathon at Hubbard and Wells, October 7, 2012. Dom Najolia~Sun-Times

Richard Jay hurries to erect an encouragement sign for Jay's son-in-law running in the 2012 Chicago Marathon at Hubbard and Wells, October 7, 2012. Dom Najolia~Sun-Times

Tatyana McFadden crosses the finish line during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Elon Goldade, holding an encouragement sign, and his family from Olathe Kansas, daughter Kala, left and wife Lydia, center, cheer on their son, Bryce running in the 2012 Chicago Marathon along LaSalle Street, October 7, 2012. Dom Najolia~Sun-Times

Men's wheelchair winner Josh Cassidy crosses the finish line during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Oranges are handed out at Melrose and Sheridan during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Kristina Radojkovic stops to stretch at Melrose and Sheridan during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Manny Jimenez throws his fists in the air as he reaches Melrose and Sheridan during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners wave at spectators during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners wave at spectators during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners wave at spectators during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Spectators cheer on runners at Barry and Sheridan during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

A runner stops to stretch during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners cross Broadway and Belmont during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

The Chicago Spirit Brigade hands out water to runners as they cross Broadway and Belmont during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners cross Broadway and Belmont during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners cross Broadway and Belmont during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

A runner juggles as he crosses Broadway and Belmont during the 2012 Bank of America Marathon on Sunday, October 7, 2012. I Stacie Scott~Sun-Times Media

Runners take off at the start of the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Runners race down State St. during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

John Zimmerman, left, of Quantico, Va., and Zachary Zimmermann, right, of Tomah, Wis., relax after the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Michael Dunlap of Chicago, Ill., stretches after the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Samantha Taylor, left, of New Lenox, Ill., and Nicole Fritz, of Manhattan, Ill., embrace while walking off the finish line during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Runners walk off the finish line during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Runners cross the finish line during the Bank of America Chicago Marathon in Chicago, Ill., on Sunday, October 7, 2012. | Andrew A. Nelles~Sun-Times Media

Chicago Marathon runner, Tom McShane, 58, of Oak Park has run 19 marathons and ran in support for a sick friend, Brian Egan who has cancer. The race was Sunday and drew a record 37,455 finishers. And the number of starters, 38,535 also was a record. | Ste

Runners for the 2012 Bank of America Chicago Marathon stream into Grant Park before dawn in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Travis Cartwright, Palatine, gets ready for the 2012 Bank of America Chicago Marathon before dawn in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners line up for the 2012 Bank of America Chicago Marathon Along Columbus Drive in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners start the 2012 Bank of America Chicago Marathon Along Columbus Drive in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners line up for the 2012 Bank of America Chicago Marathon Along Columbus Drive in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners start the 2012 Bank of America Chicago Marathon Along Columbus Drive in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners start the 2012 Bank of America Chicago Marathon Along Columbus Drive in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners start the 2012 Bank of America Chicago Marathon Along Columbus Drive in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners start the 2012 Bank of America Chicago Marathon Along Columbus Drive in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Fans cheer for runners during the 2012 Bank of America Chicago Marathon along 18th Street in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners race past the Monumental De Mexico mariachi band during the 2012 Bank of America Chicago Marathon along 18th Street in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

A runner reacts to fans during the 2012 Bank of America Chicago Marathon along Cermak in Chinatown in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

A runner blows a kiss during the 2012 Bank of America Chicago Marathon along Cermak in Chinatown in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners smile in the race during the 2012 Bank of America Chicago Marathon along Cermak in Chinatown in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners race during the 2012 Bank of America Chicago Marathon along Wentworth in Chinatown in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners race during the 2012 Bank of America Chicago Marathon along Wentworth in Chinatown in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

A runner reacts to fans during the 2012 Bank of America Chicago Marathon along Cermak in Chinatown in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

A runner gets a hug during the 2012 Bank of America Chicago Marathon along Cermak in Chinatown in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

A runner reacts to fans during the 2012 Bank of America Chicago Marathon along Cermak in Chinatown in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Fans cheer on runners during the 2012 Bank of America Chicago Marathon along Wentworth in Chinatown in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Fans cheer on runners during the 2012 Bank of America Chicago Marathon along Wentworth in Chinatown in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

A runner wearing a banana costume races during the 2012 Bank of America Chicago Marathon along Cermak in Chinatown in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

A runner reacts during the 2012 Bank of America Chicago Marathon along Cermak in Chinatown in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

A runner wearing a cow costume races during the 2012 Bank of America Chicago Marathon along 18th Street in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

A runner cools off during the 2012 Bank of America Chicago Marathon along Cermak in Chinatown in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

A runner carries the American flag during the 2012 Bank of America Chicago Marathon along Cermak in Chinatown in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Medical staff attend a runner during the 2012 Bank of America Chicago Marathon near 28th and Michigan Avenue in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

A fater and son walk together during the 2012 Bank of America Chicago Marathon near 28th and Michigan Avenue in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Medical staff attend a runner during the 2012 Bank of America Chicago Marathon near 28th and Michigan Avenue in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners stretch during the 2012 Bank of America Chicago Marathon near 28th and Michigan Avenue in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

A runner runs barefoot during the 2012 Bank of America Chicago Marathon near 28th and Michigan Avenue in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Greg Haecker, left, high-fives Team Oasis runner Laurie Luczak during the 2012 Bank of America Chicago Marathon near 28th and Michigan Avenue in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

A runner stretches during the 2012 Bank of America Chicago Marathon near 28th and Michigan Avenue in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners show their exhaustion as they race during the 2012 Bank of America Chicago Marathon along South Michigan Avenue in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners race during the 2012 Bank of America Chicago Marathon along South Michigan Avenue in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners race during the 2012 Bank of America Chicago Marathon along South Michigan Avenue in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Adalyz Carranza, Bridgeport, shakes instruments as runners race during the 2012 Bank of America Chicago Marathon along 18th Street in Pilsen in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Sisters Susan and Joann Mendoza cheer as runners race during the 2012 Bank of America Chicago Marathon along 18th Street in Pilsen in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

A fan holds a sign as runners race during the 2012 Bank of America Chicago Marathon along 18th Street in Pilsen in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Jose Alvarez pauses from lunch to check out the race from his apartment as runners race during the 2012 Bank of America Chicago Marathon along 18th Street in Pilsen in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Stephen Sharp takes photos from his apartment as runners race during the 2012 Bank of America Chicago Marathon along 18th Street in Pilsen in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners race past the Monumental De Mexico mariachi band during the 2012 Bank of America Chicago Marathon along 18th Street in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners race during the 2012 Bank of America Chicago Marathon along 18th Street in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners race during the 2012 Bank of America Chicago Marathon along Wentworth in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners race during the 2012 Bank of America Chicago Marathon along Wentworth in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Lisa Skalon, left, and Anna Ryan yells as runners race during the 2012 Bank of America Chicago Marathon along Wentworth in Chicago, IL on Sunday October 7, 2012. They were all supporting Anna's husband, Eric Ran, who was in the race. | Matt Marton~Sun-Times Media

A runner flashes the peace sign as he races during the 2012 Bank of America Chicago Marathon along Wentworth in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Members of the Chicago Dragon's Athletic Association perform with traditional lions as runners race during the 2012 Bank of America Chicago Marathon along Wentworth in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

A runner poses with members of the Chicago Dragon's Athletic Association and their traditional lions as runners race during the 2012 Bank of America Chicago Marathon along Wentworth in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

Runners are reflected in a eye of the Chicago Dragon's Athletic Association traditional lions as runners race during the 2012 Bank of America Chicago Marathon along Wentworth in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media

L-r, Michael Hall with his daughters Sophia and Madeline, shake bells as runners race during the 2012 Bank of America Chicago Marathon along South Michigan Avenue in Chicago, IL on Sunday October 7, 2012. | Matt Marton~Sun-Times Media