Claire McCaskill: “Well, why did you pay them for it, then?”

He's focused on himself?

This is really, really bad. What they’re saying is, if you criticize the president of the United States, as an elected member of Congress, we will silence you.

Maybe we'll learn that extremes are not healthy for general elections.

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.