Washington Nationals pitcher Ross Detwiler throws during a spring training baseball workout Thursday, Feb. 14, 2013, in Viera, Fla. (AP Photo/David J. Phillip)

Photo by: David J. Phillip

Washington Nationals pitcher Ross Detwiler throws during a spring training baseball workout Thursday, Feb. 14, 2013, in Viera, Fla. (AP Photo/David J. Phillip)