John Kerry: “But I don't think that any of us thought we were just imposing these sanctions for the sake of imposing them.”

The era of the Monroe Doctrine is over.

Without a border protected you don’t have a nation.

We will communicate to the office that you're asking and that it's important to try to get to it as soon as possible.

The message is, let's find a way to be able to make sure when we fly, we're not leaving emissions that we cannot capture.