U.S. Air Force Master Sgt. Charles Simpson, a member

U.S. Air Force Master Sgt. Charles Simpson, a member of the 116th Security Forces Squadron, Georgia Air National Guard, fires an M4 carbine rifle during a 9-hole training exercise at the Catoosa Training Site, Tunnel Hill, Ga., June 28, 2014. The squadron deployed to the Catoosa Training Site for annual training where they received extensive classroom and hands-on training to hone their skills on various firearms, such as the M4 carbine, M203 grenade launcher and M240 and M249 machine guns, as well as training in various security operations performed by Air Force security forces personnel. During the 9-hole training exercise, Airmen fired at a silhouette through a board with nine holes of various shapes, sizes, and angles to teach them to shoot from different positions while keeping their bodies protected. (U.S. Air National Guard photo by Master Sgt. Roger Parsons/Released)