David Gergen: “I think that hope has diminished sharply in the last few weeks.”

You can't out-Nixon Nixon very easily, but Donald Trump has.

I think the turning point that came were the midterm elections. The fever broke with those midterm elections. And what we've seen since then is a steady decline in Trump's credibility and in his position with the American people, and a…

I think this the very idea that in 2024, we may have two men running against each other Biden and Trump, who would both be in their 80s if elected, that it too is enough to say, well, what are we doing here?

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