U.S. Marine 1st Sgt. Al'Vincent Mitchell, first sergeant

U.S. Marine 1st Sgt. Al'Vincent Mitchell, first sergeant of Financial Management School, Marine Corps Combat Service Support Schools, engages Marines using Marine Corps Martial Arts during his frocking ceremony held aboard Camp Johnson, N.C., April 21, 2015.Marines and civilians gathered to celebrate Mitchell's promotion to Sergeant Major, in which he demonstrated U.S. Marine Corps Martial Arts with Marines ranging from Private to Gunnery Sergeant. (U.S. Marine Corps Combat Camera photo by Lance Cpl. Laura Mercado/released)