Newt Gingrich puts political legacy at risk

Instead of bowing out after a string of losses, the former House speaker has decided to cap off a historic career by spending the final weeks of the campaign in a sort of political purgatory — he’ll remain in the race but as something less than a full-fledged candidate.

Even Gingrich’s top super PAC benefactor, casino magnate Sheldon Adelson, said Wednesday that the candidate is “at the end of his line.”