Milwaukee Brewers' Corey Hart reacts after striking out during the first inning of a baseball game against the Chicago Cubs in Chicago, Wednesday, Aug. 29, 2012. (AP Photo/Nam Y. Huh)

Chicago Cubs second baseman Darwin Barney, top, throws to first after forcing out Milwaukee Brewers' Corey Hart during the fourth inning of a baseball game in Chicago, Wednesday, Aug. 29, 2012. Jonathan Lucroy was safe at first. (AP Photo/Nam Y. Huh)

Milwaukee Brewers' Jean Segura, right, steals second base as Chicago Cubs shortstop Starlin Castro misses the catch during the seventh inning of a baseball game in Chicago, Wednesday, Aug. 29, 2012. (AP Photo/Nam Y. Huh)

Milwaukee Brewers' Jean Segura, left, runs to home after Chicago Cubs third baseman Luis Valbuena missed the catch during the seventh inning of a baseball game in Chicago, Wednesday, Aug. 29, 2012. (AP Photo/Nam Y. Huh)

Milwaukee Brewers' Jean Segura, right, celebrates with Norichika Aoki, of Japan, after scoring on an error by Chicago Cubs third baseman Luis Valbuena during the seventh inning of a baseball game in Chicago, Wednesday, Aug. 29, 2012. (AP Photo/Nam Y. Huh)

Chicago Cubs starter Jeff Samardzija, right, talks with catcher Welington Castillo during the seventh inning of a baseball game against the Milwaukee Brewers in Chicago, Wednesday, Aug. 29, 2012. (AP Photo/Nam Y. Huh)

Milwaukee Brewers' Nyjer Morgan, right, celebrates with third base coach Ed Sedar after a thrown wild pitch by Chicago Cubs starter Jeff Samardzija during the seventh inning of a baseball game in Chicago, Wednesday, Aug. 29, 2012. (AP Photo/Nam Y. Huh)

Milwaukee Brewers starter Mike Fiers throws against the Chicago Cubs during the first inning of a baseball game in Chicago, Wednesday, Aug. 29, 2012. (AP Photo/Nam Y. Huh)

Chicago Cubs center fielder Brett Jackson catches a fly ball hit by Milwaukee Brewers' Rickie Weeks during the third inning of a baseball game in Chicago, Wednesday, Aug. 29, 2012. (AP Photo/Nam Y. Huh)

Chicago Cubs starter Jeff Samardzija throws against the Milwaukee Brewers during the first inning of a baseball game in Chicago, Wednesday, Aug. 29, 2012. (AP Photo/Nam Y. Huh)

Milwaukee Brewers' Norichika Aoki, right, of Japan, celebrates with closer John Axford, catcher Jonathan Lucroy and Nyjer Morgan after the Brewers defeated the Chicago Cubs 3-1 in a baseball game in Chicago, Wednesday, Aug. 29, 2012. (AP Photo/Nam Y. Huh)

Milwaukee Brewers closer John Axford, right, celebrates with catcher Jonathan Lucroy after the Brewers defeated the Chicago Cubs 3-1 in a baseball game in Chicago, Wednesday, Aug. 29, 2012. (AP Photo/Nam Y. Huh)