David Gergen: “That's the ultimate insult among conservatives.”

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…

He is a leader there's no question about that. But I think he's a bad leader. I think he's leaving his people into, he's leading the country, especially into a very bad place.

he ought to stay out of this.

I think the evidence is still coming in that this country is deeply divided.