191021-N-SL179-1039 ATLANTIC OCEAN (Oct. 21, 2019) The amphibious dock landing ship USS Oak Hill (LSD 51) pulls alongside the amphibious assault ship USS Bataan (LHD 5) for a fueling-at-sea exercise, Oct. 21, 2019. Bataan is underway conducting a composite training unit exercise (COMPTUEX) with the Bataan Amphibious Ready Group and 26th Marine Expeditionary Unit. (U.S. Navy photo by Mass Communication Specialist 3rd Class Alan L. Robertson/Released)