Formal class photo of U.S. Air Force pilots posed before a Douglas A-1 Skyraider at Hurlburt Field, identified as training class '68-04.' A-1 Skyraider pilots of this era, known by the callsign 'Sandy,' flew close air support and combat search-and-rescue missions, including support for covert reconnaissance teams operating along the Ho Chi Minh Trail during the Vietnam War. Project: 218839