The Commandant of the Marine Corps, Gen. James F. Amos, center, participates in the Officer Candidate School (OCS) Commissioning Ceremony at the Marine Corps Museum, in Triangle, Va., Dec. 14, 2012. Following commissioning, new officers attend The Basic School at Quantico for a further six months of leadership training. (U.S. Marine Corps photo by Sgt. Mallory S. VanderSchans/Released)