YORK RIVER, Va. (June 8, 2021) Civilian mariners assigned to the Military Sealift Command oceanographic survey ship USNS Bruce C. Heezen (T-AGS 64) pull aboard mooring lines as the ship gets underway on the York River, June 8, 2021. The mariners who crew Bruce C. Heezen are employed by the contracted operating company Ocean Ships, Inc. (U.S. Navy photo by Bill Mesta)