In reply to:

He talks about how he defended America in Vietnam, but he came home and attacked America, fueling the opposition and undermining our efforts in the field.

Whoah, whoah, whoah. So you're saying is was right for the US to be in Vietnam in the first place? I thought it was pretty much agreed that our involvement -- other than advising the South Vietnamese -- was a complete mistake, and not just because of how it turned out in the end.