NHA TRANG, Vietnam (May 16, 2021) U.S. Army Capt. Jacob Mccorkle (right), the Defense POW/MIA accounting Agency (DPAA) underwater team leader, decompresses inside a hyperbolic decompression chamber 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)