Washington Nationals pitcher Edwin Jackson (33) pitches in the first inning as the Washington Nationals play the Houston Astros during spring training at the Osceola County Stadium, Kissimmee, Fla., Saturday, March 3, 2012. (Andrew Harnik/The Washington Times)

Photo by: ANDREW HARNIK

Washington Nationals pitcher Edwin Jackson (33) pitches in the first inning as the Washington Nationals play the Houston Astros during spring training at the Osceola County Stadium, Kissimmee, Fla., Saturday, March 3, 2012. (Andrew Harnik/The Washington Times)