Theirs suffer the most. we don't allow for visa-free for five countries out of those in europe. it's legitimate to know who you're coming from, what country, if you have proper programs there, to make sure bad guys aren't travelling through to us. inge they'll back off, they need the tourism from the u.s. david: doesn't this back fire on this? >> of course, when you block people into the u.s., they're going to retaliate. it hurts us both and i don't think it makes us safer. david: and an increase of americans traveled last year partly because the europe went down in value so it's cheaper for a...