Theo Spark

U.S. Army Pfc. Ben Bradley, left, a Bulldog Troop, Red Platoon scout from 7th Squadron, 10th Cavalry Regiment, Fort Carson, Colo., ducks away from small-arms fire, as fellow scout Sgt. Jeff Sheppard, launches a grenade at the enemy's position, during a combat engagement in northern Bala Murghab Valley, Baghdis province, Afghanistan, April 4. Photo by Tech. Sgt. Kevin Wallace

H/T Marc