In early April of 1968, President Lyndon Johnson ordered an operation that demanded the cooperation of the Marines, the Air ...

In this Feb. 5, 1968, file photo, a blinded U.S. Marine, left, holds his hand out in front of him as he is led by a wounded comrade from his evacuation helicopter that brought them from Hill 861 to ...

Khe Sanh, South Vietnam, March 1968: Two U.S. Marines on their way to a helicopter as they complete their tour of duty at besieged Khe Sanh walk past the wreckage of an Air Force transport plane on ...

Khe Sanh, South Vietnam, January 1968: A Marine passes the time playing his guitar surrounded by sandbags in a dugout at Khe Sanh Combat Base, just days after the North Vietnamese launched a massive ...