If nominee, he promises to follow the president until he accepts
                                
                                
                                    (Newser) -
                                    Newt Gingrich stole the show last night at an important GOP dinner in Iowa, reports  Politico . Two notables were missing, however: Mitt Romney and Herman Cain, the state's current front-runners. Still, Gingrich clearly roused the audience more than the rest of the field, including Rick Perry, and one proposal...