Claire McCaskill: “I think it'd be helpful for us to get top-line performance metrics, for the various departments, that you've developed.”

There is an over-classification problem, and I was surprised Secretary Gates didn't mention it.

I'm always optimistic. And I do think this is brutal. And people who think that body cams on police officers are not doing what they should, I get that. This young man died. But we now know exactly what happened. So, it does make a…

I have won when the polls said I couldn't and I have lost when the polls said I would win, so I am not a big believer in all of the horse race stuff.

He's focused on himself?