Traci VanDeest, Defense Prisoner of War/Missing in Action Agency anthropologist, screens sediment with citizens of the Lao People’s Democratic Republic March 16, 2017, in the Khommouon province in the country of Laos. Missions with DPAA in other countries involve frequent interaction with the citizens of those countries. The mission of DPAA is to provide the fullest possible accounting for our missing personnel to their families and the nation. (U.S. Air Force photo by Senior Airman Lynette M. Rolen/Released)