John Kerry: “Using gas against your own people is a war crime. Starvation as a tool of war is a war crime.”

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.

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

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

But, we could with battery. We could with-- there's ways to make that work.