weigh in as well. also, up ahead. 20 states challenging obama care is it legal handicap the court case which begins today upcoming. bret: i m bret baier with america s election headquarters update. polls have closed in four states and the district of columbia. some hot races we are watching new hampshire republican senate primary backing of both the republican party establishment and former alaska governor sarah palin early there, of course. the delaware republican primary has congressman mike castle against christine o donnell. castle is the establishment hope to take the seat once held by vice president joe biden. o donnell is backed by the tea party express. the maryland g.o.p. gubernatorial primary has former governor bob ear lick against brian murphy. the winner faces incumbent democrat martin o malley in