Iowa and New Hampshire are places where dark horse candidates, relative unknowns, like Jimmy Carter in 1976, Bill Clinton in 1992, have a chance to get noticed. (COCA)
And some think if there is a true dark horse in the race right now, it might be McCain coming back. (COCA)
Huckabee is the guy we sort of identified early in January as the dark horse that could be a big surprise. (COCA)