Veteran Oliver Stone came back from Vietnam a changed man. Now, with four films on the Vietnam War under his belt –Platoon (1986), Born on the Fourth of July (1989), Heaven & Earth (1993), and Pinkville (2007) – Oliver Stone talks with Bill Moyers about how his experiences of war has affected his life, his work and his vision of the world today. Also on the program, Bill Moyers comments on President Obama's decision to escalate troops in Afghanistan.