John Kerry: “I noticed the first advertisement they're running is a negative one.”

The message coming out of this COP is, we are moving away from fossil fuels. We are not turning back. That is the future.

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.

The era of the Monroe Doctrine is over.