Sheppard in Photos
Retired Lt. Col. John Yuill, a Vietnam prisoner of war, carries the POW flag during the first lap of the POW/MIA Day vigil run at Sheppard Air Force Base, Texas, Sept. 14, 2017. Airmen carried the POW flag for 24 hours in honor and remembrance of all POW and MIA troops. (U.S. Air Force photo by Staff Sgt. Kyle E. Gese)