He doesn't understand why Hillary Clinton can't trade Bill to the Republicans for Mitt Romney and a state to be named later.
Polls show long-term economic health occupies minds as much as a looming slump.
The former first lady's imposing national lead among Democratic voters faded leading up to the 22-state sweepstakes.
Some states have allowed primary votes to be cast as long as a month ago. In California, for example, up to half of all primary votes may be cast early.
Romney remains competitive. But the Jan. 29 outcome ends the bids of Giuliani and, on the Democratic side, Edwards.
Superdelegates, or party professionals, could play a decisive role in the outcome of the Democratic race.
The black vote was key to his decisive win Saturday. To be competitive in the Feb. 5 sweepstakes, he'll need a broader coalition of independents, young people, and affluent whites, analysts say.
A poll shows him at 6 percent among blacks, a key bloc.