U.S. Army Sgt. 1st Class Benito Segura, Defense POW/MIA Accounting Agency (DPAA) team sergeant, checks pipes leading to a wet screening station during excavation operations in Dien Bien province, Vietnam, Nov. 21, 2015. Segura is deployed as part of a recovery team in the search of two crew members of an F-4C aircraft lost during the Vietnam War. DPAA deploys teams from its operational office based at Joint Base Pearl Harbor-Hickam in Hawaii to provide the fullest possible accounting of missing personnel to their families and the nation. (DoD photo by Staff Sgt. Kathrine Dodd, USAF/RELEASED)