170327-N-ES994-002 LONDON (March 27, 2017) From left to right, Adm. Christophe Prazuck Marine Nationale's Chief of Navy, Adm. Sir Philip Jones KCB ADC, The First Sea Lord and Chief of Naval Staff, and Chief of Naval Operations Adm. John Richardson sign the 2017 Trilateral Maritime Talks document at the Ministry of Defense in London. (US Navy photo courtesy of Ministry of Defense/Released)