U.S. Marine Corps Col. Gerald Graham, left, commandant

U.S. Marine Corps Col. Gerald Graham, left, commandant of the Marine Corps Senior Fellow, Brookings Institute, during a speech at a retirement ceremony for Maj. Musa Samad, branch deputy, Information Systems Management Branch, Administration Resource Management Division, Headquarters Marine Corps, Pentagon, at the Clubs at Quantico, Marine Corps Base Quantico, Va., June 1, 2018. Samad retired after serving 20 years of faithful military service. (U.S. Marine Corps by Sgt. Jacqueline A. Clifford)