First Lieutenant Park was the bombardier of a B-26C Invader bomber with the 731th Bomber Squadron, attached to the 3rd Bomber Group based at Kunsan Air Force Base (K-8), Korea. On February 12, 1951, while on a night intruder mission, the last contact received from the aircraft was as it was entering the target area. He was listed as Missing in Action and was presumed dead on December 31, 1953. His remains were not recovered. His name is inscribed on the Courts of the Missing at the Honolulu Memorial.