Pittsburgh Pirates starting pitcher Edinson Volquez delivers during the first inning of a baseball game against the St. Louis Cardinals in Pittsburgh, Sunday, April 6, 2014. (AP Photo/Gene J. Puskar)
St. Louis Cardinals starting pitcher Adam Wainwright delivers during the first inning of a baseball game against the Pittsburgh Pirates in Pittsburgh, Sunday, April 6, 2014. (AP Photo/Gene J. Puskar)
Pittsburgh Pirates starting pitcher Edinson Volquez delivers during the third inning of a baseball game against the St. Louis Cardinals in Pittsburgh, Sunday, April 6, 2014. (AP Photo/Gene J. Puskar)
St. Louis Cardinals starting pitcher Adam Wainwright delivers during the third inning of a baseball game against the Pittsburgh Pirates in Pittsburgh, Sunday, April 6, 2014. (AP Photo/Gene J. Puskar)
St. Louis Cardinals starting pitcher Adam Wainwright (50) delivers during the third inning of a baseball game against the Pittsburgh Pirates in Pittsburgh, Sunday, April 6, 2014. (AP Photo/Gene J. Puskar)
Pittsburgh Pirates starting pitcher Edinson Volquez delivers during the third inning of a baseball game against the St. Louis Cardinals in Pittsburgh, Sunday, April 6, 2014. (AP Photo/Gene J. Puskar)
Pittsburgh Pirates starting pitcher Francisco Liriano collects himself during the first inning of a baseball game against the St. Louis Cardinals in Pittsburgh pn Saturday, April 5, 2014. (AP Photo/Gene J. Puskar)
Pittsburgh Pirates' Francisco Liriano delivers during the fourth inning of a baseball game against the St. Louis Cardinals in Pittsburgh on Saturday, April 5, 2014. (AP Photo/Gene J.Puskar)