After playing kingmaker in the 2010 election cycle, the tea party movement is having a less prominent role in 2012. But its support or opposition could swing some key races and even determine whether Republicans win control of the Senate. Here are six US Senate contests where the tea party could make a difference.
Republicans are grappling with growing rifts in their ranks over a no-new-tax pledge that has been rock solid for more than 20 years. That quiet debate within the GOP could determine how Congress deals with its looming 'fiscal cliff.'
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