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Lt. j.g. Jake Carrillo uses an alidade to determine bearing of a surface contact aboard Arleigh Burke-class guided-missile destroyer USS Fitzgerald (DDG 62) while underway in Philippine Sea, Nov. 24, 2025. Fitzgerald is forward deployed and assigned to Destroyer Squadron (DESRON) 15, the Navy’s largest DESRON and U.S. 7th Fleet’s principal surface force. (U.S. Navy photo by Mass Communication Specialist 1st Class Cyrus Roson)