By Jake Tapper | One day before Pennsylvania primary voters go to the polls, Sens. Hillary Clinton, D-N.Y., and Barack Obama, D-Ill., spent the day trying to reach undecided voters, and rally their supporters to the polls. For the last six weeks they have battled and bickered and both have unleashed a barrage of negativity in television … Continue reading Clinton on Iran Attack: ‘Obliterate Them’