Leon Panetta: “If confirmed, Mr. Chairman, I pledge to you that I'll always keep our troops foremost in my mind.”

And ... we’re going to have to respond. And right now, because our missile systems and our supply of weapons being down, this is a vulnerable period for the United States.

But the facts speak for themselves.

it's shaping up to be “Trump’s Vietnam,”

I think the United States ought to be part and parcel of any agreement to be able to provide a security assurance to make sure that Ukraine is protected from the kind of invasion that we've seen from Russia.