A U.S. Marine carries a 155 mm shell at Khe Sanh in January 1968. North Vietnamese troops attacked the remote outpost to serve as a diversion in the leadup to the Tet Offensive.

A U.S. Marine carries a 155 mm shell at Khe Sanh in January 1968. North Vietnamese troops attacked the remote outpost to serve as a diversion in the leadup to the Tet Offensive.