Washington Nationals third baseman Ryan Zimmerman fields a ground ball during a spring training baseball workout Tuesday, Feb. 19, 2013, in Viera, Fla. (AP Photo/David J. Phillip)

Photo by: David J. Phillip

Washington Nationals third baseman Ryan Zimmerman fields a ground ball during a spring training baseball workout Tuesday, Feb. 19, 2013, in Viera, Fla. (AP Photo/David J. Phillip)