Mark Warner actually said...

I want to commend my colleagues and friends, and I am proud to be one of the original co-sponsors.

If he doesn't do that, then I think it's going to be very difficult to solicit a lot of support from Democrats.

I think, in light of what's happened in the last 48 hours, it's critically important that we have that assurance.

Obviously, North Korea is one of the most pressing issues our country faces.