John Kerry: “I have huge admiration for Wendy Sherman. She is a professional, and she works harder than anybody I have met.”

Ninety-eight percent of all the scientists in the world agree----

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

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.

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