St. Louis Cardinals' Greg Garcia reacts after striking out against the Chicago Cubs during the fourth inning of a baseball game on Saturday, May 3, 2014, in Chicago. (AP Photo/Andrew A. Nelles)
St. Louis Cardinals' Matt Adams hits a single against the Chicago Cubs during the sixth inning of a baseball game on Saturday, May 3, 2014, in Chicago. (AP Photo/Andrew A. Nelles)
St. Louis Cardinals starting pitcher Michael Wacha, left, and catcher Yadier Molina talk during the fifth inning of a baseball game against the Chicago Cubs on Saturday, May 3, 2014, in Chicago. (AP Photo/Andrew A. Nelles)
Chicago Cubs' Junior Lake hits a two-run home run during the sixth inning of a baseball game against the St. Louis Cardinals on Saturday, May 3, 2014, in Chicago. (AP Photo/Andrew A. Nelles)
St. Louis Cardinals starting pitcher Michael Wacha delivers against the Chicago Cubs during the first inning of a baseball game on Saturday, May 3, 2014, in Chicago. (AP Photo/Andrew A. Nelles)
Chicago Cubs starting pitcher Jake Arrieta delivers against the St. Louis Cardinals during the first inning of a baseball game on Saturday, May 3, 2014, in Chicago. (AP Photo/Andrew A. Nelles)
Chicago Cubs left fielder Junior Lake misses the catch on a single hit by St. Louis Cardinals' Matt Adams during the first inning of a baseball game on Saturday, May 3, 2014, in Chicago. (AP Photo/Andrew A. Nelles)
Chicago Cubs' Junior Lake celebrates after hitting a two-run home run during the sixth inning of a baseball game against the St. Louis Cardinals on Saturday, May 3, 2014, in Chicago. (AP Photo/Andrew A. Nelles)