It’s On: CBS News Investigates Letterman Scandal

Over the past year, Armen Keteyian, the chief investigative correspondent for CBS News, has reported on cyber-thieves in New Jersey, murder-for-hire plots in Wisconsin and teenage bomb-makers in Atlanta. But these days, Mr. Keteyian is hard at work on a story much closer to home—namely, alleged blackmail plots within his own newsroom.

On Oct.3, Read More