John Kerry: “We need reciprocity from Russia. We need to stop Russian cooperation on Iran.”

It's very obvious that there are huge threats here.

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.

We do not trade any component of any of those other issues for what we are trying to do on the climate front.

Back-up baseload, no. But, some primary they could be part of it.