In January 1968, John Corbett and his fellow leathernecks of the 26th Marine Regiment fortified a remote outpost at a place in South Vietnam called Khe Sanh. Within days of their arrival, twenty thousand North Vietnamese soldiers surrounded the base. What followed over the next seventy-seven days became one of the deadliest fights of the Vietnam War--and one of the greatest battles in military history. Private First Class Corbett made do with little...