The following commentary comes from an independent investor or market observer as part of TheStreet's guest contributor program, which is separate from the company's news coverage.By InvestorPlace Staff NEW YORK ( InvestorPlace) -- On Saturday, former House Speaker Newt Gingrich capped off a tumultuous week of campaigning in South Carolina by pulling off a comeback for the ages. In the course of a week, Gingrich overcame double-digit deficits in polls at the beginning of the week to post a
Newt GingrichKeep up the momentum. Gingrich benefited from excellent debate performances in South Carolina, and shrewdly played his hand with regards to the tax return controversy that engulfed Romney. Tonight's debate in Florida could not come at a better time for Gingrich, who undoubtedly will use the forum to showcase his conservative credentials, prove that he is electable, and assail Romney as the candidate of moderates and the very wealthy.