Members of the grounds crew water the infield before an opening day baseball game between the Baltimore Orioles and the Boston Red Sox, Monday, March 31, 2014, in Baltimore. (AP Photo/Patrick Semansky)
Boston Red Sox relief pitcher Burke Badenhop, center, stands with teammates after being introduced before an opening day baseball game against the Baltimore Orioles, Monday, March 31, 2014, in Baltimore. (AP Photo/Patrick Semansky)
Wes Roberts, of Whiteford, Md., poses in a Baltimore Orioles-themed fireman's helmet before an opening day baseball game between the Orioles and the Boston Red Sox, Monday, March 31, 2014, in Baltimore. (AP Photo/Patrick Semansky)
Wes Roberts, of Whiteford, Md., poses in a Baltimore Orioles-themed fireman's helmet before an opening day baseball game between the Orioles and the Boston Red Sox, Monday, March 31, 2014, in Baltimore. (AP Photo/Patrick Semansky)
Bases sit on the warning track before an opening day baseball game between the Baltimore Orioles and the Boston Red Sox, Monday, March 31, 2014, in Baltimore. (AP Photo/Patrick Semansky)
Richard Troxell performs his rendition of the national anthem before an opening day baseball game between the Baltimore Orioles and the Boston Red Sox, Monday, March 31, 2014, in Baltimore. (AP Photo/Patrick Semansky)
Baltimore Orioles starting pitcher Chris Tillman throws to the Boston Red Sox in the third inning of an opening day baseball game, Monday, March 31, 2014, in Baltimore. (AP Photo/Patrick Semansky)
Boston Red Sox starting pitcher Jon Lester throws to the Baltimore Orioles in the fourth inning of an opening day baseball game, Monday, March 31, 2014, in Baltimore. (AP Photo/Patrick Semansky)
Baltimore Orioles starting pitcher Chris Tillman throws to the Boston Red Sox in the third inning of an opening day baseball game, Monday, March 31, 2014, in Baltimore. (AP Photo/Patrick Semansky)
Teammates greet Boston Red Sox' Grady Sizemore (38) in the dugout after he hit a solo home run in the fourth inning of an opening day baseball game against the Baltimore Orioles, Monday, March 31, 2014, in Baltimore. (AP Photo/Patrick Semansky)