David Gergen: “The speech by Senator Lugar tonight is a dramatic break with the administration.”

I think it's going to take something usually unexpected or a dramatic change in his health or a prison sentence to stop him.

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

It is time keep an eye on the Republicans in the Senate.

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