What's next?
GOP encore: The fourth Republican debate is Nov. 10 in Milwaukee.
Democrats' turn: The second debate among Democratic candidates is Nov. 14 in Des Moines. They'll also appear at an MSNBC forum on Nov. 6.
Iowa goes first: It all starts with our neighbors in the Feb. 1 caucuses.
And then: The first-in-the-nation New Hampshire primary is Feb. 9.