Leon Panetta: “We are convinced that it would result in hollowing out the force and inflicting severe damage to our national defense.”

You know, Erin, as CIA director, I had an awful lot of intelligence on Putin and his background, and his trustworthiness. And the bottom line is that it was clear that we could never trust Putin's word.

I think it's a -- it is something we've got to pay attention to because I think this is a dangerous moment. If we're facing other lone wolf terrorists in this country.

Make no mistake about it, that would be an act of war because it would threaten our national security.

But the facts speak for themselves.