David Gergen: “You have an affirmative obligation to call the FBI.”

It would have almost Shakespearean qualities to it.

For Donald Trump to go for a 24-plus hours without a word being said is an outrage in and of itself. This is a man who is seeking the nomination of a major political party, very likely to get it. And now look at the leadership he is…

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

I think we're in an unsustainable path. It's compared to being in a car on the edge of a cliff, and middle of the night with it with a rainy and no headlights.