FROM CNN's Jack Cafferty: Newt Gingrich is sending chills down the spines of establishment Republicans, and it's positively entertaining to watch. These Republicans say things like it would be "a disaster" if he's the nominee, "There's a reason most people who know him best aren't supporting him" and "Newt means losing 45 states." They say … Continue reading Is it good or bad that Newt Gingrich makes establishment Republicans nervous?