"What don't you know and how will you learn it?"

The debate ended the way it started: With a non answer and a stump speech.

Although the last question was a tough one, from Peggy in Amherst, New Hampshire, who asked "What don't you know and how will you learn it?"

Well, we still don't know how the candidates would actually debate each other. And we'll learn that from watching the debates where they don't actually debate.