My bet at this time: the Democratic nomination will not be locked up today, but the battle between Clinton(s?) and Obama will continue. Since the Democratic primaries are not winner-take-all, it's going to be a very close race.
Also...
Talk about gaming the system. Does anyone else think Huckabee might be a "good" running mate for McCain? ("Good" in quotes because I think it would be strategically beneficial for the Republicans, something I actually consider bad.)