190818-N-VR594-1004 SANTA RITA, Guam (Aug. 18, 2019) Sailors stand top side as the Los Angeles-class fast attack submarine USS Oklahoma City (SSN 723) prepares to moor pierside following a four month deployment. 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)