He'd better have something else besides that to run on.
The National Guard bit has been blown out of the water. Anyone with the two brain cells to knock together should have realized that the Democrats pumped on this dry hole as far back as the Texas governor's race, never mind the 2000 election, and if there had been anything at all there, they would have used it back then.
Besides, once you get past Kerry going to Vietnam, you have to look at his long career in the Senate attempting pretty much non-stop to dismantle the military and intelligence capacity of the United States.