Verrry interesting!!! LOL! This may be quite good!!!!!
I think it more likely that he had some not-so-aboveboard-dealings on the POW/MIA commission when they were over in Vietnam. It wouldn't be the first time that POW/MIAs have been sold down the river for political expediency.
If an extant papertrail exists, and they can corroborated, he'd take a severe, though not fatal (as most of his far-left base wouldn't care anyway) hit and possible drop a couple points in the polls.