republican senate candidate todd aiken breaking out of a three-way primary race to secure the nomination. he is set to take on democratic senator claire mccaskill this fall. the two already taking jabs. aiken tells mccaskill is liberal. taking away jobs and mccaskill says aigen on the fringe. the tea party is not a party. that is the way we refer to the movement. missouri gop senate candidate, todd aiken and chair of tea party congress, michele bachmann and founding member, congressman steve king of iowa both endorsed aiken. this is the fourth senate primary win for the tea party since may. besides aiken s win in missouri, tea party-backed candidates scored victories in indiana and nebraska and also in texas. the challenge is not over though. the tea party has candidates in key primaries coming up in wisconsin, arizona as well. one of the big questions is,