and they come home, many of the world's fittest and best trained warriors in the world, never the same. headaches, numbness, dizziness. a cancer that would put them in a flag draped coffin. i know. one of those, one of those soldiers was my son, major bo biden. i don't know for sure if the burn pit that he lived near that his hooch was near in iraq and earlier than that in kosovo is the cause of his brain cancer, the disease of so many other troops, but i am committed to find out everything we can, committed to military families like danielle robinson from ohio the widow of sergeant first class heath robinson. he was born a soldier, army national guard, combat medic in