I've had a family member in every war since the revolution. I had two family members in the revolution. One was a lieutenant, one was a captain. Both represented the state of North Carolina. But anyways, my whole point is this. While they were in Vietnam, the only person that caught the chemical warfare was our own soldiers. You know why? The Vietnamese were smart. So they would dig tunnels into the ground and then level it off and then dig deeper. You know why?