My Lai Massacre — 40 Years Later

Children touch a model of dead cow at the house of Do Phi’s family restored after being burned down by U.S. solders, during the 40 year anniversary My Lai massacre in My Lai in Quang Ngai Province,Vietnam, Saturday. The My Lai Massacre was the mass murder of unarmed citizens of the South Vietnam, mostly civilians and majority of them women and children, conducted by U.S Army forces on March 16, 1968, during Vietnam War. (AP Photo/Chitose Suzuki)

Question: What do you remember most about the Vietnam War?