U.S. Army 1st Lt. Robert Walls, assigned to the 82nd Sustainment Brigade, 82nd Airborne Division, takes aim with a rocket propelled grenade-7 weapon system during a joint-live fire training exercise in Ad-Diwaniyah, Iraq, Dec. 26, 2006. U.S. Air Force photo by Tech. Sgt. Dawn M. Price U.S. Army 1st Lt. Robert Walls, assigned to the 82nd Sustainment Brigade, 82nd Airborne Division, takes aim with a rocket propelled grenade-7 weapon system during a joint-live fire training exercise in Ad-Diwaniyah, Iraq, Dec. 26, 2006. U.S. Air Force photo by Tech. Sgt. Dawn M. Price
U.S. Army 1st Lt. Robert Walls from the 82nd Sustainment Brigade, 82nd Airborne Division, fires an M-4 during a live-fire exercise in Ad-Diwaniyah, Iraq, Dec. 26, 2006. U.S. Air Force photo by Tech. Sgt. Dawn M. Price U.S. Army 1st Lt. Robert Walls from the 82nd Sustainment Brigade, 82nd Airborne Division, fires an M-4 during a live-fire exercise in Ad-Diwaniyah, Iraq, Dec. 26, 2006. U.S. Air Force photo by Tech. Sgt. Dawn M. Price