Washington Nationals starting pitcher Edwin Jackson throws to the Baltimore Orioles in the second inning of an interleague baseball game in Baltimore, Saturday, June 23, 2012. (AP Photo/Patrick Semansky)

Photo by: Patrick Semansky

Washington Nationals starting pitcher Edwin Jackson throws to the Baltimore Orioles in the second inning of an interleague baseball game in Baltimore, Saturday, June 23, 2012. (AP Photo/Patrick Semansky)