FROM CNN's Jack Cafferty: Newt Gingrich says he's the tortoise – and Mitt Romney is the hare. The former House Speaker is comparing the Republican presidential horse-race to Aesop's Fable: "The bunny rabbit runs by and falls asleep. The tortoise just keeps coming. So hopefully in this game, Mitt Romney will be the bunny rabbit … Continue reading In the GOP race for president, is Gingrich the tortoise and Romney the hare?