FROM CNN's Jack Cafferty: As the Florida primary comes down to the wire, Newt Gingrich finds himself trailing badly in the polls but getting support from two high-profile Republicans. The question is whether it will do him any good. Former presidential candidate and businessman Herman Cain endorsed Gingrich over the weekend. He called Gingrich a … Continue reading How much will Sarah Palin and Herman Cain help Newt Gingrich?