Polls suggest room for swings in GOP presidential race before Tuesday’s Iowa caucuses

DES MOINES, Iowa — Former House Speaker Newt Gingrich wept Friday as he recalled his late mother’s end-of-life illnesses, a moment of poignancy in a notably negative Republican presidential Iowa caucus campaign with four unpredictable days yet to run. “I do policy much easier than I do personal,” Gingrich told an audience of women as he tried to regain his composure. The tears flowed as the