180208-M-CG676-114 SAN DIEGO (Feb. 8, 2018) From left, Commandant of the Coast Guard Adm. Paul F. Zukunft, Commandant of the Marine Corps Gen. Robert B. Neller, Chief of Naval Operations Adm. John M. Richardson, and retired Navy Adm. James Stavridis speak to service members and attendees at the Sea Service Chiefs Town Hall Luncheon at the San Diego Convention Center, San Diego, Calif. They spoke about their respective services and answered questions from the audience. (U.S. Marine Corps photo by Sgt. Olivia G. Ortiz/Released)