Player Embed Code: Download Embed Share Senior Navy, Marine Corps Leaders Discuss Force Posture Defense.gov May 2, 2018 | 43:41 Secretary of the Navy Richard V. Spencer, Chief of Naval Operations Adm. John M. Richardson and Commandant of the Marine Corps Gen. Robert B. Neller provide a force posture update to reporters in the Pentagon briefing room, May, 2, 2018.