200513-N-AP176-1015 ATLANTIC OCEAN (May 13, 2020) A Navy diver assigned to Mobile Diving and Salvage Unit (MDSU) 2 conducts supervisor checks on a diver before conducting a dive from Military Sealift Command fleet ocean tug USNS Apache (T-ATF 172). (U.S. Navy photo by Chief Mass Communication Specialist Jeff Atherton/Released)