181108-N-AP176-0059 ATLANTIC OCEAN (Nov. 8, 2018) Sailors assigned to Mobile Diving and Salvage Unit (MDSU) 2 conduct checks on fellow Navy divers before they enter the water during a training dive aboard the multi-purpose service vessel HOS Woodland. MDSU-2, the only East Coast mobile diving and salvage unit, is headquartered at Joint Expeditionary Base Little Creek-Fort Story, Va. (U.S. Navy photo by Chief Mass Communication Specialist Jeff Atherton/Released)