Chris Christie: “It makes this debate really crucial. It's an amazing timing by him, because it is a race for second in Iowa.”

I don't think so. And, look, I did this, as you know, for seven years as the U.S. attorney in the fifth-largest office in the country.

This is not a message of unity in the face of what could have been a national tragedy.

You have Donald Trump who I agree with a number of his policies but who I believe his character absolutely disqualifies him from the presidency.

Because she's not running against Donald Trump.