U.S. Marine Corps Sgt. Vincent L. Walters, center,

U.S. Marine Corps Sgt. Vincent L. Walters, center, with Instructional Training Company, Support Battalion, Recruit Training Regiment, demonstrates a Marine Corps Martial Arts Program (MCMAP) technique with Lance Cpl. Brian Vado, left, with Combat Camera (COMCAM), Service Company (SVCO), Headquarters and Service Battalion (HQSVCBN), and Pfc. Alexander L. Gist, with COMCAM, SVCO, HQSVCBN, at Marine Corps Recruit Depot San Diego, Calif., Oct. 24, 2016. Walters instructed Vado and Gist in MCMAP techniques to assist them in attaining their gray belts. (U.S. Marine Corps photo by Lance Cpl. Robert G. Gavaldon)