The U.S. Army 101st Airborne Division returns to A Shau Valley in Vietnam during the Battle of Fire Support Base Ripcord during Vietnam War. A U.S. Army UH-1B Iroquois helicopter comes in and lands on a mountaintop at Fire Support Base Ripcord. American troops unload supplies from the UH-1B Iroquois helicopter and the helicopter takes off. The soldiers carry equipment and supply to Fire Support Base. The supplies on the ground. The troops move at the Fire Support Base. A troop carries a hose of an equipment. Troops carrying equipment. The helicopter brings troops to landing zone fury.