U.S. Marine Corps Staff Sgt. James Fehr, an instructor

U.S. Marine Corps Staff Sgt. James Fehr, an instructor competitor assigned to the Marine Corps Action Shooting Team, engages targets during the Superstition Mountain Mystery 3-Gun Competition at Mesa, Ariz., Friday, March 24, 2017. 3-Gun is a discipline where competitors engage targets in unique scenarios using rifles, shotguns, and pistols or any combination of the three. The Marine Corps Action Shooting Team, based out of Marine Corps Base Quantico, Va., competes in competitions throughout the U.S. and abroad. (U.S. Marine Corps photo taken by Lance Cpl. Christian Cachola)