We also have begun to assess with the Ukrainians the scope of their larger security assistance requirements. We have had teams out making that assessment with the Ukrainians. And we have already provided various forms of equipment and support to Ukraine.

We're well aware, and we have been for a long time, that there is a real threat from adversaries, state actors, non-state actors, to hack us, influence us, destroy stuff through cyber means. Because cyber threat has been understood for a while, it's longstanding, it's a concern.

I've been very lucky to have had a supportive family, a great education, enormous opportunity and challenge.

Bashar al-Assad and those who still stand by him are now responsible for the deaths of more than 20,000 in Syria.

All of us as citizens have to be consumers and judges.

What I learned is that policymakers have to force consideration of actions that may not have occurred to them at the time.

There are no cookie-cutter solutions that you can apply from one circumstance to another. They're different. Our interests, as implicated, are different. The tools we have at our disposal are different.