Rifle Approach, US Marine Corps Photo

Lance Cpl. Colton J. Cavill, a small arms technician with the Armory, Service Company, Headquarters and Service Battalion, inspects a M16A4 rifle at Marine Corps Recruit Depot San Diego, Calif., Oct. 25, 2016. Cavill ensures that the bolt carrier group of each rifle is returned in a serviceable condition. ..(U.S. Marine Corps photo by Lance Cpl. Robert G. Gavaldon)