He says he's only campaigning now 'as a citizen'
                                
                                
                                    (Newser) -
                                    The rollercoaster that has been the GOP presidential primary ended with a whimper today, as Newt Gingrich more-or-less dropped out and more-or-less endorsed Mitt Romney. "It's pretty clear Gov. Romney is gonna be the nominee," Gingrich said in a speech in North Carolina, according to  CBS News...