191029-N-WI365-1006 PHILIPPINE SEA (Oct. 29, 2019) Gas Turbine Systems Technician 2nd Class Ronald Paul Manalo, from Laguna, Philippines, stands watch in a main machinery room aboard the Arleigh Burke-class guided-missile destroyer USS John S. McCain (DDG 56) during a full power run evolution. 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/Released)