radio

Limbaugh entertained millions, propelled waves of Republican politicians and rebuked the media establishment as liberal. He also trampled the boundaries of acceptable political discourse.

A proposed change could see more radio stations ending up in the hands of fewer executives, which would have a homogenizing effect on radio dials around the U.S. The thing is, that's already happened.

In the 1950s and '60s, payola scandals led to Congressional investigations. Though today's tactics are more nuanced than handing a DJ a briefcase full of money, pay for play is still alive and well.

Digital radio has room for more channels, and supporters say it provides higher-quality sound. But most Norwegians oppose the decision to entirely ditch the national FM network starting next week.

This year marks 20 years that Delilah Rene Luke has been talking to strangers about their problems. Radio personality Delilah talks to David Greene about giving advice and dedicating songs to callers.