PHILIPPINE SEA (Dec. 17, 2020) Cmdr. Ryan T. Easterday, right, commanding officer of the Arleigh Burke-class guided-missile destroyer USS John S. McCain (DDG 56) and Cmdr. Joseph Gunta observe from the bridge wing as John S. McCain transits in formation with the Japan Maritime Self-Defense Force Hyūga-class helicopter destroyer JS Hyūga (DDH 181) and the French navy Rubis-class nuclear-powered submarine FS Émeraude (S-604) during a photo exercise while conducting 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)