Fire

U.S. Army Pvt. Jacob Dunn fires a 155 mm round from a Howitzer during a support fire mission at Forward Operating Base Boris, Afghanistan, May 1, 2010. Dunn is a cannoneer with 2nd Platoon, Alpha Battery, 3rd Battalion, 320th Field Artillery Regiment. (DoD photo by Sgt. Derec Pierson, U.S. Army/Released)