Most national Democrats have been careful to tread lightly around the tea party for fear of provoking its activists’ wrath. Not Ed Rendell. “There is no movement,” Pennsylvania’s Democratic governor told POLITICO when asked why in recent months he has used appearances at rallies and on television to assert that the tea party movement is hyped, extreme and lacks a basic understanding of how government works. “The media – and not just the conservative media, the mainstream media – has made the tea party guys out to be an impactful movement, but they aren’t,” he said asserting tea party activists...