Chicago Cubs starter Edwin Jackson throws against the Milwaukee Brewers during the first inning of a baseball game in Chicago, Saturday, May 17, 2014. (AP Photo/Nam Y. Huh)
Chicago Cubs' Junior Lake celebrates after hitting a solo home run against the Milwaukee Brewers during the third inning of a baseball game on Friday, May 16, 2014, in Chicago. (AP Photo/Andrew A. Nelles)
A fan has his umbrella flipped inside out by the wind during the fifth inning of a baseball game between the Chicago Cubs and the Milwaukee Brewers on Friday, May 16, 2014, in Chicago. (AP Photo/Andrew A. Nelles)
Milwaukee Brewers catcher Jonathan Lucroy, left, and relief pitcher Francisco Rodriguez, right, celebrate their victory against the Chicago Cubs in a baseball game on Friday, May 16, 2014, in Chicago. (AP Photo/Andrew A. Nelles)
Chicago Cubs starting pitcher Jeff Samardzija delivers against the Milwaukee Brewers during the first inning of a baseball game on Friday, May 16, 2014, in Chicago. (AP Photo/Andrew A. Nelles)