01/28/2012 01:40 pm ET

Newt Gingrich Soared In South Carolina, But Now Former House Speaker Could Sour

It’s no longer a race between Mitt Romney and Not Romney. Newt Gingrich’s resurgence is rooted in the candidate he is, rather than the candidate he is not.

Gingrich has proven able to win with a broader coalition than Romney. That coalition eviscerated Romney’s double-digit lead in national polls. The GOP race is now a dead heat between the two men. Romney remains the favorite. But Gingrich is a serious contender for the nomination. And it’s a mistake to limit Gingrich’s GOP appeal to what Romney is not.

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