PHILIPPINE SEA (Dec. 17, 2020) Cmdr. Ryan T. Easterday, commanding officer of the Arleigh Burke-class guided-missile destroyer USS John S. McCain (DDG 56), bids farewell to the French navy’s Rubis-class nuclear-powered submarine FS Émeraude (S-604) after a photo exercise with the French navy and the Japan Maritime Self-Defense Force as part of integrated maritime security operations. McCain is assigned to Destroyer Squadron (DESRON) 15, the Navy’s largest forward-deployed DESRON and the U.S. 7th Fleet’s principal surface force. (U.S. Navy photo by Mass Communication Specialist 2nd Class Markus Castaneda)