John Kerry: “Absolutely not, no. Of course not.”

In terms of global challenges and U.S. interests, yes.

The era of the Monroe Doctrine is over.

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