David Gergen: “I think it came out to be a draw. I don't think the president probably got the momentum he hoped in order to get over…”

The midterms really helped him. They transformed the race, best midterm elections for any president in 20 years.

It's very, very big. Not legally, but politically, it's a very, very big deal.

If he had a receptive audience, and I will tell you, when everything -- when all the facts were to come out, it would be like Nixon and the tapes.

I think a lot of Americans do see it as disqualifying. And they're worried about it.