David Gergen: “Barack Obama has to do more than sit on his lead. I think Alex is right. There's been too much of that. And I think he's…”

he ought to stay out of this.

You can stand up and say we shouldn't be doing this because it's unconstitutional. Therefore, I never have to come to say whether I agree or disagree whether he incited the riot.

He is unfit for office right now.

I think the Republicans need to have an intervention.