The argument for Mitt Romney being the frontrunner is building. His successes in the early states are remarkable. However, he does have a problem. Is he actually electable in a general? A Rasmussen poll suggests that the answer is a clear no.
Rasmussen has a monthly poll measuring the size of the electorate who won't vote for someone. You can see the summarized results to the right. Hillary is clearly still a polarizing figure, but Mitt Romney is too: