These three words just changed everything on ‘The Walking Dead’

Warning: Spoilers ahead from Sunday night’s “Walking Dead” episode The midseason premiere of AMC’s hit series “The Walking Dead” was loaded with shockers. For starters, young Sam (Major Dodson) and his mother got eaten (the show’s had its share of child deaths, but that doesn’t make them any less unsettling). Then, just as Sam’s older...