“Liberals or even most moderates never listen to it, they don’t pay attention to it, they don’t see it, they don’t hear it,” said Lewis A. Friedland, a professor who studies radio at the University of Wisconsin-Madison. “So you don’t know it exists, you don’t know how widespread and how powerful it really is.” In Wisconsin, he said, local radio stations play “extreme right-wing propaganda” five or six hours a day.
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