Despite our best efforts and our highest hopes, America's long struggle with race is far from finished.

There are places that are thriving in America that don't need very much help, and then there are places where people feel so discouraged and so left behind, like nobody cares about them. And I want to try to help there.

Barack Obama is uniquely qualified to speak about the knowledge, experience and temperament that the presidency requires. And I know he is raring to get out there and start campaigning and I really look forward to campaigning with him.

I'm one of these very focused people when it comes to day-to-day work, and I'm trying not to think about what comes next so that I can stay very focused on what I'm doing now.

Our challenge is much more pervasive than it would be if we were just facing one enemy in one place. [Instead there is] the Middle East, Iraq, North Korea, Iran. There's a relatively long list that we believe are linked to the al Qaeda network in the Philippines, in Indonesia and in Yemen and other places. That makes it very clear that this is a global network.

The nuclear arsenal that Pakistan has, I believe is secure. I think the government and the military have taken adequate steps to protect that.

It was outrageous that [Donald Trump] would be advocating [that] women who exercise their constitutional right and have autonomy over their healthcare decisions would be criminals, along with the doctors that served them. He did try to walk it back - I think pretty unconvincingly.