Leon Panetta: “Make no mistake about it, that would be an act of war because it would threaten our national security.”

The facts have to be presented to the American people, and it's the American people who will judge what is right or wrong.

It’s poor planning to wind up with your stockpiles of key weapons being depleted.

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.

Autocrats that once operated in their own spheres of influence have now joined together in an axis of mutual support and aggression.