THE TENSION: Combat Camera: Live-Fire Excercise

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 and Navy personnel assigned to Multi-National Division Central South, conduct weapons familiarization during a joint live-fire training exercise in Ad-Diwaniyah, Iraq, Dec. 26, 2006. The exercise was hosted by the Polish army and attended by the U.S. Army, Navy and Air Force personnel assigned to Camp Echo, Iraq. U.S. Air Force photo by Tech. Sgt. Dawn M. Price

A U.S. Navy explosive ordnance disposal sailor prepares to fire a rocket propelled grenade-7 during a combined live-fire exercise in Ad-Diwaniyah, Iraq, Dec. 26, 2006. U.S. Air Force photo by Tech. Sgt. Dawn M. Price

Polish army Maj. Walter, left, of the Polish maneuver group, Multi-National Division Central South, Camp Echo, coordinates with U.S. Army soldiers regarding proper safety procedures during a combined live-fire exercise in Ad-Diwaniyah, Iraq, Dec. 26, 2006. U.S. Air Force photo by Tech. Sgt. Dawn M. Price

Polish army soldiers assigned to the Polish maneuver group, Camp Echo, re-load magazines to ensure a full combat load during a joint live-fire exercise in Ad-Diwaniyah, Iraq, Dec. 26, 2006. U.S. Air Force photo by Tech. Sgt. Dawn M. Price