NHA TRANG, Vietnam (May 16, 2021) U.S. Coast Guard Divers assigned to Regional Dive Locker Pacific prepare to enter the water during a Defense POW/MIA Accounting Agency (DPAA) underwater recovery mission in Nha Trang Province, Vietnam, May 16, 2021. DPAA’s mission is to achieve the fullest possible accounting for missing and unaccounted for U.S. personnel to their families and the nation. (U.S. Army photo by Sgt. Mitchell Ryan)