John Kerry: “Your mission is to fight al-Qaeda and to prevent them from retaking over the areas of Afghanistan.”

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.

Formally, in terms of strict legal accountability, I report to the President of the United States.

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.

I do not think that the choice we make with respect to Africa ought to be just based on what China is doing.