David Gergen: “I thought, in general, he made a compelling case, a very strong case for intervention itself on humanitarian grounds.”

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…

But I think, to go to David Urban's point, what was she calling about? Well, she was calling, she testified, because she thought there was fraud that had been committed, and had not yet been explored, and that it ought to be studied before…

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…

If he comes out and throws cold water on this, then I don't think it goes anywhere.