New Hampshire voters head to polls in race crucial to Democrats’ Senate hopes

Centrist Chris Pappas faces progressive primary challenger Karishma Manzur while Republicans eye chance to flip seat New Hampshire voters head to the polls Tuesday for primaries that will set up a closely watched Senate contest – a vulnerable open seat Democrats must defend if they are to have any shot at reclaiming the upper chamber. The race opened when Jeanne Shaheen, 79, the state’s three‑term incumbent Democratic senator, announced her retirement. Congressman Chris Pappas, who represents Ne