US Marine of Company H, 2nd Battalion, 4th Regiment walks through a punji-staked gully. January 28, 1966.
Punji stake booby traps were made out of wood or bamboo, and placed in the ground to injure soldiers on patrol.
The strain of battle for Dong Xoai is shown on the face of U.S. Army Sgt. Philip Rush Fink, an advisor to the 52nd Vietnamese Ranger battalion, shown June 12, 1965.
The unit bore the brunt of recapturing the jungle outpost from the Viet Cong.