Cafferty: Tight race for GOP

[cnn-photo-caption image= http://i.l.cnn.net/cnn/2008/images/01/16/art.gop.use.gi.jpg caption=" Republican presidential hopefuls (L-R) Fred Thompson, Mitt Romney, John McCain (R-AZ), Mike Huckabee, Rudy Giuliani and Ron Paul participate in a televised debate at the Myrtle Beach Convention Center in Myrtle Beach, South Carolina."]

Three major primaries, three different winners, and the Republican party is not a single step closer to a clear front-runner.

With Nevada and South Carolina caucuses this weekend, candidates are scrambling for votes.

Mitt Romney, fresh off last night's victory, is pushing his business experience hoping to hit home with the growing number of voters concerned about the economy. It seemed to work for him in Michigan.

John McCain is trying to regain momentum after a setback there. He's already predicted a win in South Carolina.

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