Only the American flag and other state and military-related banners will be allowed to be displayed under the new department policy.
Lt. Col. Donald Downing was piloting an F-4C Phantom II aircraft during a night mission when his plane disappeared in a fireball.
U.S. Army Private William Calkins was captured by Japanese forces and died in a prisoner of war camp in the Philippines in 1942 at the age of 20.
U.S. Army Air Forces Pvt. 1st Class Charles R. Powers was held at the Cabanatuan prison camp where more than 2,500 POWs died.
