Spec. 4 Wayne Abunassar of Boston, Mass., relaxes in front of his heavily-fortified bunker at the headquarters and fire base of the 3rd Battalion, 8th Infantry, 4th Infantry Division near Pleiku in South Vietnam's Central Highlands. The camp, at an elevation of 1,706 feet, afforded the 4th ID some high ground in a crucial area not far from the Cambodian border.