190924-N-VR594-1227 APRA HARBOR, Guam (Sept. 24, 2019) The Los Angeles-class fast attack submarine USS Oklahoma City (SSN 723) transits Apra Harbor as it prepares to moor pierside following a family day cruise. Oklahoma City is one of four forward-deployed submarines assigned to Commander, Submarine Squadron Fifteen out of Apra Harbor, Guam. (U.S. Navy photo by Mass Communication Specialist 2nd Class Kelsey J. Hockenberger/Released)