Washington Nationals relief pitcher Sean Burnett walks off the field in the ninth inning of a baseball game against the Philadelphia Phillies, Wednesday, Aug. 1, 2012, in Washington. The Phillies won 3-2. (AP Photo/Carolyn Kaster)

Photo by: Carolyn Kaster

Washington Nationals relief pitcher Sean Burnett walks off the field in the ninth inning of a baseball game against the Philadelphia Phillies, Wednesday, Aug. 1, 2012, in Washington. The Phillies won 3-2. (AP Photo/Carolyn Kaster)