U.S. Air Force Lt. Col. Powell, 387th Air Expeditionary Squadron commander, poses for a portrait at an undisclosed location in Southwest Asia, Sept. 21, 2018. National POW/MIA Recognition Day is held each year on Sept. 21. There are currently more than 82,000 Americans missing from past conflicts dating back to World War II. (U.S. Air Force photo by Staff Sgt. Christopher Stoltz)