South Vietnamese troops participating in the 1970 Cambodian Incursion run to a helicopter retrieving them on June 1 after a sweep of communist areas near the town of Prey Veng. (AP Photo/Nick Ut)
AP Photo/Nick Ut
South Vietnamese troops participating in the 1970 Cambodian Incursion run to a helicopter retrieving them on June 1 after a sweep of communist areas near the town of Prey Veng. (AP Photo/Nick Ut)
AP Photo/Nick Ut