A cheerleader of the Tampa Bay Buccaneers performs during the game against the Carolina Panthers at Raymond James Stadium on September 9, 2012 in Tampa, Florida. (Photo by J. Meric/Getty Images)

A cheerleader of the Tampa Bay Buccaneers dances during play against the Carolina Panthers at Raymond James Stadium September 9, 2012 in Tampa, Florida. (Photo by Al Messerschmidt/Getty Images)

Pittsburgh Steelers quarterback Ben Roethlisberger (7) is sacked by Denver Broncos linebacker Von Miller (58) during the fourth quarter of an NFL football game, Sunday, Sept. 9, 2012, in Denver. The Broncos won 31-19. (AP Photo/David Zalubowski)

San Francisco 49ers' Chris Culliver (29) breaks up a pass intended for Green Bay Packers' Jordy Nelson during the second half of an NFL football game Sunday, Sept. 9, 2012, in Green Bay, Wis. The 49ers won 30-22. (AP Photo/Mike Roemer)

A Minnesota Vikings cheerleader is shown during the first half of an NFL football game Jacksonville Jaguars unday, Sept. 9, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

Washington Redskins quarterback Robert Griffin III (10) poses for a photo with filmmaker Spike Lee, center, after an NFL football game against the New Orleans Saints in New Orleans, Sunday, Sept. 9, 2012. The Redskins won 40-32. (AP Photo/Matthew Hinton)

Serena Williams reacts after beating Victoria Azarenka, of Belarus, in the championship match at the 2012 US Open tennis tournament, Sunday, Sept. 9, 2012, in New York. Two points from defeat, Williams suddenly regained her composure to come back and win the last four games, beating No. 1-ranked Azarenka 6-2, 2-6, 7-5 on Sunday for her fourth U.S. Open title and 15th Grand Slam title overall. (AP Photo/Mike Groll)

Paula Creamer watches her shot out of the sand on the 18th green during one of eight playoff holes with Jiyai Shin, of South Korea, during the Kingsmill Championship LPGA Tour golf tournament in Williamsburg, Va., Sunday, Sept. 9, 2012. Both players failed to birdie and will return to continue the playoff on Monday. (AP Photo/Steve Helber)

The Tampa Bay Buccaneers cheerleaders during the fourth quarter of an NFL football game against the Carolina Panthers Sunday, Sept. 9, 2012, in Tampa, Fla. (AP Photo/Chris O'Meara)

Serena Williams holds up the championship trophy after beating Victoria Azarenka in the championship match at the 2012 US Open tennis tournament, Sunday, Sept. 9, 2012, in New York. (AP Photo/Darron Cummings)

Serena Williams reacts after beating Victoria Azarenka, of Belarus, in the championship match at the 2012 US Open tennis tournament, Sunday, Sept. 9, 2012, in New York. (AP Photo/Charles Krupa)

Victoria Azarenka, of Belarus, returns a shot to Serena Williams during the championship match at the 2012 US Open tennis tournament, Sunday, Sept. 9, 2012, in New York. (AP Photo/Kathy Willens)

Serena Williams returns a shot to Victoria Azarenka, of Belarus, during the championship match at the 2012 US Open tennis tournament, Sunday, Sept. 9, 2012, in New York. (AP Photo/Charles Krupa)

Victoria Azarenka, of Belarus, reacts while playing against Serena Williams during the championship match at the 2012 US Open tennis tournament, Sunday, Sept. 9, 2012, in New York. (AP Photo/Charles Krupa)

Serena Williams reacts while playing Victoria Azarenka, of Belarus, during the championship match at the 2012 US Open tennis tournament, Sunday, Sept. 9, 2012, in New York. (AP Photo/Mike Groll)

NASHVILLE, TN - SEPTEMBER 9: Cheerleader of the Tennessee Titans smiles for the camera during the season opener against the New England Patriots at LP Field on September 8, 2012 in Nashville, Tennessee. The Patriots defeated the Titans 34 to 13. (Photo by Wesley Hitt/Getty Images)

Rory McIlroy, of Northern Ireland, acknowledges the crowd after finishing the BMW Championship PGA golf tournament at Crooked Stick Golf Club in Carmel, Ind., Sunday, Sept. 9, 2012. McIlroy won the event. (AP Photo/Charles Rex Arbogast)

A Tampa Bay Buccaneer cheerleader entertains the crowd during a game between the Buccaneers and the Carolina Panthers. The Buccaneers defeated the Panthers 16-10 in an NFL game on Sunday, Sept. 9, 2012, in Tampa, Fla. (AP Photo/Margaret Bowles)

Green Bay Packers' Charles Woodson breaks up a pass intended for San Francisco 49ers' Delanie Walker (46) during the first half of an NFL football game Sunday, Sept. 9, 2012, in Green Bay, Wis. (AP Photo/Jeffrey Phelps)

St. Louis Rams wide receiver Brandon Gibson (11) celebrates catching a 23-yard touchdown reception with Robert Turner (59) against the Detroit Lions in the fourth quarter of an NFL football game in Detroit, Sunday, Sept. 9, 2012. Detroit won 27-23. (AP Photo/Paul Sancya)

Arizona Cardinals tackle Adam Snyder, right, and Seattle Seahawks defensive back Jeron Johnson are separated by an official during the first half of their NFL football game, Sunday, Sept. 9, 2012, in Glendale, Ariz. (AP Photo/Paul Connors)

St. Louis Rams wide receiver Brandon Gibson (11) makes a touchdown reception as Detroit Lions cornerback Jonte Green (36) defends in the fourth quarter of an NFL football game in Detroit, Sunday, Sept, 9, 2012. (AP Photo/Rick Osentoski)

A cheerleader performs during the first half of an NFL football game between the Green Bay Packers and the San Francisco 49ers Sunday, Sept. 9, 2012, in Green Bay, Wis. (AP Photo/Mike Roemer)

Boston Red Sox fans wear peper bags on their heads during the baseball game against the Toronto Blue Jays at Fenway Park in Boston, Sunday, Sept. 9, 2012. The Blue Jays won 4-3 to sweep the three-game series. (AP Photo/Winslow Townson)

A Kansas City Chiefs cheerleader performs during an NFL football game against the Atlanta Falcons Sunday, Sept. 9, 2012, in Kansas City, Mo. (AP Photo/Ed Zurga)

Houston Texans cornerback Kareem Jackson (25) grabs the face mask of Miami Dolphins wide receiver Brian Hartline in the fourth quarter of an NFL football game on Sunday, Sept. 9, 2012, in Houston. Jackson was called for a penalty. The Texans won 30-10. (AP Photo/Dave Einsel)

Washington Redskins head coach Mike Shanahan reacts in the first half of an NFL football game against the New Orleans Saints at Mercedes-Benz Superdome in New Orleans, Sunday, Sept. 9, 2012. (AP Photo/Bill Haber)

Tampa Bay Rays' B.J. Upton makes a curtain call for the fans from the dugout after hitting his third home run of the game during the sixth inning of a baseball game against the Texas Rangers in St. Petersburg, Fla., Sunday, Sept. 9, 2012. (AP Photo/Phelan M. Ebenhack)

Colorado Rockies' Wilin Rosario warms up before an at-bat in the first inning of the first game of a baseball doubleheader against the Philadelphia Phillies, Sunday, Sept. 9, 2012, in Philadelphia. (AP Photo/Matt Slocum)

Buffalo Bills cornerback Stephon Gilmore, right, tackles New York Jets wide receiver Stephen Hill during the first half of an NFL football game at MetLife Stadium, Sunday, Sept. 9, 2012, in East Rutherford, N.J. (AP Photo/Bill Kostroun)

Gold medalist Brazil's Tito Sena reacts after winning the men's marathon T46 category at the 2012 Paralympics, Sunday, Sept. 9, 2012, in London. (AP Photo/Matt Dunham)

New York Jets' cheerleaders perform during an NFL football game between the Jets and Buffalo Bills at MetLife stadium Sunday, Sept. 9, 2012, in East Rutherford, N.J. (AP Photo/Mel Evans)

Buffalo Bills running back Fred Jackson is hit by New York Jets defensive back LaRon Landry during the first half of an NFL football game at MetLife Stadium, Sunday, Sept. 9, 2012, in East Rutherford, N.J. Jackson was injured on the play. (AP Photo/Mel Evans)

A New York Jets cheerleader during the first half of an NFL football game between the New York Jets and the Buffalo Bills at MetLife Stadium Sunday, Sept. 9, 2012, in East Rutherford, N.J. (AP Photo/Bill Kostroun)

Toro Rosso driver Jean-Eric Vergne, of France, loses control of his car during the Italian Formula One GP, at the Monza racetrack, in Monza, Italy, Sunday, Sept. 9, 2012. (AP Photo/Antonio Calanni)

Tennessee wide receiver Justin Hunter (11) celebrates with teammate Mychal Rivera (81) during third quarter of an NCAA college football game on Saturday, Sept. 8, 2012, in Knoxville, Tenn. Tennessee won 51-13. (AP Photo/Wade Payne)

Tennessee Titans cheerleaders perform in the fourth quarter of an NFL football game between the New England Patriots and the Tennessee Titans on Sunday, Sept. 9, 2012, in Nashville, Tenn. (AP Photo/Joe Howell)

Storm clouds roll over Citi Field moments before rainfall on the field during the seventh inning of a baseball game between the New York Mets and the Atlanta Braves in on Saturday, Sept. 8, 2012, at Citi Field in New York. (AP Photo/Kathy Kmonicek)

Minnesota Vikings cheerleaders perform during the first half of an NFL football game between the Minnesota Vikings and the Jacksonville Jaguars Sunday, Sept. 9, 2012, in Minneapolis. (AP Photo/Charlie Neibergall)

Tomasz Adamek, right, of Poland, lands a punch on Travis Walker during the fifth round of a heavyweight boxing match at the Prudential Center in Newark, N.J., Saturday, Sept. 8, 2012. Adamek won by TKO in five rounds. (AP Photo/Tim Larsen)

The wind blows Aili Evert's hair as she watches a semifinal match between Britain's Andy Murray and Czech Republic's Tomas Berdych at the 2012 US Open tennis tournament, Saturday, Sept. 8, 2012, in New York. (AP Photo/Julio Cortez)

Britain's Andy Murray reacts while playing against Tomas Berdych, of the Czech Republic, during a semifinal match at the 2012 US Open tennis tournament, Saturday, Sept. 8, 2012, in New York. (AP Photo/Darron Cummings)

Britain's Andy Murray reacts while playing against Czech Republic's Tomas Berdych during a semifinal match at the 2012 US Open tennis tournament, Saturday, Sept. 8, 2012, in New York. (AP Photo/Mike Groll)

Houston Texans cheerleaders preform before an NFL football game against the Miami Dolphins Sunday, Sept. 9, 2012, in Houston. (AP Photo/David J. Phillip)

Southern California wide receiver Robert Woods, left, scores on a touchdown reception against Syracuse cornerback Ri'Shard Anderson during the second quarter of an NCAA college football game Saturday, Sept. 8, 2012, in East Rutherford, N.J. (AP Photo/Bill Kostroun)

A Tennessee Titans cheerleader performs in the fourth quarter of an NFL football game against the New England Patriots on Sunday, Sept. 9, 2012, in Nashville, Tenn. (AP Photo/Joe Howell)

New York Jets' cheerleaders perform during an NFL football game between the Jets and Buffalo Bills at MetLife stadium Sunday, Sept. 9, 2012, in East Rutherford, N.J. (AP Photo/Mel Evans)

Members of the Denver Broncos cheerleaders perform during the first quarter of an NFL football game against the Pittsburgh Steelers , Sunday, Sept. 9, 2012 in Denver. (AP Photo/David Zalubowski)

A Tampa Bay Buccaneers cheerleader during the fourth quarter of an NFL football game against the Carolina Panthers Sunday, Sept. 9, 2012, in Tampa, Fla. (AP Photo/Chris O'Meara)

A Denver Broncos cheerleader performs before the start of an NFL football game between the Denver Broncos and the Pittsburgh Steelers at Sports Authority Field at Mile High, Sunday, Sept. 9, 2012 in Denver. (AP Photo/Joe Mahoney)

Tennessee Titans cheerleaders perform in the fourth quarter of an NFL football game between the Titans and the New England Patriots on Sunday, Sept. 9, 2012, in Nashville, Tenn. (AP Photo/Joe Howell)

New York Jets cheerleaders perform during an NFL football game against the Buffalo Bills Sunday, Sept. 9, 2012, in East Rutherford, N.J. The Jets defeated the Bills 48-28. (AP Photo/Bill Kostroun)

A Minnesota Vikings cheerleader performs during the first half of an NFL football game between the Vikings and the Jacksonville Jaguars, Sunday, Sept. 9, 2012, in Minneapolis. (AP Photo/Genevieve Ross)

Kansas City Chiefs cheerleaders perform during the second half of an NFL football game against the Atlanta Falcons Sunday, Sept. 9, 2012, in Kansas City, Mo. The Falcons won the game 40-24. (AP Photo/Charlie Riedel)

Kansas City Chiefs cheerleaders perform during the second half of an NFL football game against the Atlanta Falcons Sunday, Sept. 9, 2012, in Kansas City, Mo. The Falcons won the game 40-24. (AP Photo/Charlie Riedel)

Houston Texans cheerleaders preform before an NFL football game against the Miami Dolphins Sunday, Sept. 9, 2012, in Houston. (AP Photo/David J. Phillip)

Houston Texans cheerleaders preform before an NFL football game against the Miami Dolphins Sunday, Sept. 9, 2012, in Houston. (AP Photo/David J. Phillip)

Rory McIlroy of Northern Ireland tees off on the 17th hole in front of the BMW M5 Sedan during the final round of the BMW Championship PGA golf tournament at Crooked Stick Golf Club in Carmel, Ind., Sunday, Sept. 9, 2012. (AP Photo/Charles Rex Arbogast)

Rory McIlroy of Northern Ireland on the 18th green during the final round of the BMW Championship PGA golf tournament at Crooked Stick Golf Club in Carmel, Ind., Sunday, Sept. 9, 2012. (AP Photo/Charles Rex Arbogast)

Houston Texans cheerleaders preform before an NFL football game against the Miami Dolphins Sunday, Sept. 9, 2012, in Houston. (AP Photo/David J. Phillip)

A cheerleader performs during the first half of an NFL football game between the Green Bay Packers and the San Francisco 49ers Sunday, Sept. 9, 2012, in Green Bay, Wis. (AP Photo/Mike Roemer)

Washington Redskins quarterback Robert Griffin III (10) rushes past New Orleans Saints linebacker David Hawthorne (57) in the first half of an NFL football game against the New Orleans Saints at the Mercedes-Benz Superdome in New Orleans, Sunday, Sept. 9, 2012. (AP Photo/Bill Haber)

Washington Redskins quarterback Robert Griffin III (10) reacts to the crowd after an NFL football game against the New Orleans Saints at Mercedes-Benz Superdome in New Orleans, Sunday, Sept. 9, 2012. The Redskins won 40-32. (AP Photo/Matthew Hinton)

A New York Jets cheerleader during the first half of an NFL football game between the New York Jets and the Buffalo Bills at MetLife Stadium Sunday, Sept. 9, 2012, in East Rutherford, N.J. (AP Photo/Bill Kostroun)

New Orleans Saints cheerleaders perform during an NFL football game against the Washington Redskins at the Mercedes-Benz Superdome in New Orleans, Sunday, Sept. 9, 2012. (AP Photo/Bill Haber)

A Denver Broncos cheerleader performs during the first quarter of an NFL football game against the Pittsburgh Steelers , Sunday, Sept. 9, 2012 in Denver. (AP Photo/Joe Mahoney)