170221-M-EL431-0053 PASCAGOULA, Miss. (Feb. 21, 2017) Commandant of the Marine Corps Gen. Robert B. Neller speaks to guests attending the keel laying ceremony for the future guided-missile destroyer Frank E. Petersen Jr. (DDG 121) at Ingalls Shipbuilding in Pascagoula, Miss. Neller’s wife, D’Arcy, is the ship’s sponsor. (U.S. Marine Corps photo by Cpl. Samantha K. Braun/Released)