Well look, CIA is an agency that has to collect intelligence, do operations. We have to take risks and it's important that we take risks and that we know that we have the support of the government and we have the support of the American people in what we're doing.

Winning in Afghanistan is having a country that is stable enough to ensure that there is no safe haven for Al Qaida or for a militant Taliban that welcomes Al Qaida. That's really the measure of success for the United States.

Red lines are kind of political arguments that are used to try to put people in a corner.

Rising sea levels, severe draughts, the melting of the polar caps, the more frequent and devastating natural disasters all raise demand for humanitarian assistance and disaster relief.

I think it's extremely important that the president Donald Trump himself indicate that he too wants to discover the full truth behind what the Russians did to elections 2016.

I don't engage in hypotheticals.

We have throughout our history been tested when it comes to the institutions of our democracy. And thank God our forefathers were smart enough to establish a government of checks and balances to make sure that power cannot be centralized in any one branch of government. And those institutions have proven themselves.