Grenade Time by The U.S. Army on Flickr.
An Army soldier launches a dummy grenade from the kneeling position at Camp Swift in Bastrop, Texas, on Aug. 13, 2011. The soldier is assigned to Task Force Raptor, which refines basic soldier skills as part of its premobilization training. DoD photo by Staff Sgt. Malcolm McClendon, U.S. Army. (Released)