_Mike Huckabee's surprising victory in Iowa on Thursday turned the Republican race for U.S. president upside down . . . .
[His] campaign is on a shoestring budget and many from his party will have to wrestle with whether his victory in conservative Iowa translates into his being the most electable Republican nationwide.
The come-from-behind Huckabee victory meant the race was still wide open, but put Mitt Romney -- a multimillionaire former governor of Massachusetts who would be the first Mormon president -- in a tight spot._