Georgia Turns Into Shaky Ground for Gingrich By TRIP GABRIEL February 18, 2012 ATLANTA — If Newt Gingrich has any hope of a comeback, it must begin here, in the state he represented for 20 years as a congressman and where the haul of delegates to the Republican National Convention is the biggest prize of the Super Tuesday contests next month. Yet when asked about the once-unthinkable possibility that he might lose the primary in Georgia, where Rick Santorum is surging just as he is nationally, Mr. Gingrich offered a shrug. “Given this kind of a year, who knows?” he...