Colonel Walsh, commander of the 56th Special Operations Wing (56 SOW/CC), greets fellow officers inside a squadron club during the Vietnam War. The 56th Special Operations Wing, based at Nakhon Phanom Royal Thai Air Force Base, oversaw a diverse fleet of aircraft including A-1 Skyraiders, A-26 Invaders, and helicopters used for interdiction, rescue, and special operations missions over Laos and North Vietnam. Project: 219033