U.S. Marine Corps Sgt. Miguel Davila, primary marksmanship

U.S. Marine Corps Sgt. Miguel Davila, primary marksmanship instructor, Weapons and Field Training Battalion, instructs recruits with platoon 1090, Company A., 1st Battalion, Recruit Training Regiment, during grass week on Marine Corps recruit Depot, Parris Island, S.C., Oct. 3, 2016. Qualifying with the M16-A4 Service Rifle teaches recruits to understand the weapon system in order to keep with the concept Every Marine a Rifleman. (U.S. Marine Corps photo by Cpl. Richard Currier/ released)