We need to keep our eye on ISIS. That's why I want to have an intelligence surge that protects us here at home, why we have to go after them from the air, on the ground, online, why we have to make sure here at home we don't let terrorists buy weapons.

If I had lost the popular vote but won the electoral college and in my first day as president the intelligence community came to me and said, "The Russians influenced the election," I would've never stood for it. Even though it might've advantaged me, I would've said, "We've got to get to the bottom of this." I would've set up an independent commission with subpoena power and everything else.

I do think questions have been raised and questions have to be answered.And there is no way to predict what comes in the door of that White House from day to day that can pose a threat to the United States or one of our friends and allies, and I think this is a big part of the job interview that we are all conducting with the voters here.

Cutting taxes even more on the wealthy and corporations, that's not going to help anybody except the wealthy and corporations.

We've got to address the systemic racism in our criminal justice system.

It's important to take criticism seriously - not personally.

I think what President [Barack] Obama has done is to chart a steady course. When I was there, the first four years we had a lot of cleanup to do. We inherited a lot of bad feelings from the [George W.] Bush administration, and much of what I spent my time doing was traveling around the world reassuring friends and allies.