CHICAGO, IL - MAY 02: A ball drops between Darwin Barney (L) and Julio Borbon #20 of the Chicago Cubs on a hit by Yonder Alonso #23 of the San Diego Padres during the eighth inning on May 2, 2013 at Wrigley Field in Chicago, Illinois. (Photo by David Banks/Getty Images)

Chicago Cubs pitcher Travis Wood pitches during the second inning at Wrigley Field in Chicago, Ill., on Thursday, May 2, 2013. | Andrew A. Nelles~Sun-Times Media

Chicago Cubs right fielder Scott Hairston makes a catch during the second inning at Wrigley Field in Chicago, Ill., on Thursday, May 2, 2013. | Andrew A. Nelles~Sun-Times Media

Chicago Cubs Starlin Castro hits a single during the second inning at Wrigley Field in Chicago, Ill., on Thursday, May 2, 2013. | Andrew A. Nelles~Sun-Times Media

Chicago Cubs Cody Ransom strikes out during the third inning at Wrigley Field in Chicago, Ill., on Thursday, May 2, 2013. | Andrew A. Nelles~Sun-Times Media

After hitting a home run Chicago Cubs Scott Hairston celebrates with Welington Castillo during the seventh inning at Wrigley Field in Chicago, Ill., on Thursday, May 2, 2013. | Andrew A. Nelles~Sun-Times Media

Chicago Cubs David DeJesus reacts to a strike during the ninth inning at Wrigley Field in Chicago, Ill., on Thursday, May 2, 2013. | Andrew A. Nelles~Sun-Times Media

Chicago Cubs Anthony Rizzo strikes out during the seventh inning at Wrigley Field in Chicago, Ill., on Thursday, May 2, 2013. | Andrew A. Nelles~Sun-Times Media

Chicago Cubs catcher Welington Castillo during the eighth inning at Wrigley Field in Chicago, Ill., on Thursday, May 2, 2013. | Andrew A. Nelles~Sun-Times Media

Chicago Cubs pitcher Shawn Camp throws during the eighth inning at Wrigley Field in Chicago, Ill., on Thursday, May 2, 2013. | Andrew A. Nelles~Sun-Times Media

Chicago Cubs pitcher Carlos Marmol delivers a pitch during the ninth inning at Wrigley Field in Chicago, Ill., on Thursday, May 2, 2013. | Andrew A. Nelles~Sun-Times Media

Chicago Cubs Anthony Rizzo dives in for a catch during the seventh inning at Wrigley Field in Chicago, Ill., on Thursday, May 2, 2013. | Andrew A. Nelles~Sun-Times Media

Chicago Cubs Starlin Castro throws to first for an out while fielding a ground ball during the ninth inning at Wrigley Field in Chicago, Ill., on Thursday, May 2, 2013. | Andrew A. Nelles~Sun-Times Media

After hitting a home run Chicago Cubs Scott Hairston heads to the dugout during the seventh inning at Wrigley Field in Chicago, Ill., on Thursday, May 2, 2013. | Andrew A. Nelles~Sun-Times Media

Former Chicago Cubs pitcher Steve Trout throws the first pitch at Wrigley Field in Chicago, Ill., on Thursday, May 2, 2013. | Andrew A. Nelles~Sun-Times Media