Marco Rubio: “But other countries should be looking at that as well. It would hurt other countries' economies a lot worse than ours.”

We will live up to those commitments. We are living up to those commitments now.

I think Europe faces some big challenges.

What we’re not going to allow ever under any circumstances as long as President Trump is President is we’re never going to allow Cuba to become a base of operation against American interests or pose a threat to our national security.

So I think that the Iranians are fundamentally misreading our political system.