Leon Panetta: “The current goal of completing transition by the end of 2014 is important to our effort in Afghanistan.”

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.

If he is careless with that awesome power, the United States could very well find itself in another world war.

I think it's pretty clear that that Mr. Trump has turned 80 years of U.S. foreign policy on its head.

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