CNN The Sixties July 7, 2014 03:46:00
Living in the swamp, dirt. >> three days out in the bush, you'd be covered with ring worm and jungle rot. it was the nature of the weather. >> it's hot in vietnam, often hotter than the desert. the temperature rises to 120 degrees. if we got two hours sleep a night, i'd be surprised. >> you're almost in a hypnotic state. i'm amazed these kids didn't just completely fall apart. humans are really, really tough. >> things are going reasonably well in the south. >> yeah. i think so. everything is command. >> yep, we think we're taking a heavy toll on them. but it just scared me to see what we're d...