Claire McCaskill: “The idea was simple: voluntarily register your phone number on a centralized list, and telemarketers would be prohibited…”

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

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.

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…

This is never a referendum. Presidential elections, by the time they run around, is always, 'well, who do you like slightly better than the two you don't like?' So it is a binary choice.