Veterans of the 307th Bomb Wing watch intently as the U.S. Navy Flight Demonstration Squadron, The Blue Angels, conduct a practice performance at Barksdale Air Force Base, La., May 1, 2015. The veterans, all of whom served at U-Tapao Royal Thai Navy Airfield during the Vietnam War, were at Barksdale AFB for a reunion. (U.S. Air Force photo by Tech. Sgt. Ted Daigle/Released)