Jon Tester: “Do you have any idea how long those exams take?”

I think it’d be a mistake, a -- really a mistake for national security and for food security.

If that was possible it would already be done.

I think it's really important for food security. The folks -- this is a ban against China, Russia, North Korea and Iran, folks who don't want to see us exist anymore as a nation.

I think we need to take these things seriously. I think the president and I think, more importantly, the military are taking it very, very seriously.