[On 8 March 2007] Nightline featured a story about former AT&T technician and whistleblower Mark Klein. While working at AT&T headquarters in San Francisco, Klein discovered (and had the courage to speak out about) a secret eavesdropping room that all of the company’s traffic was routed through. With the help of the Electronic Frontier Foundation, Mr. Klein went public back in April 2006, but alleges John Negroponte and Michael Hayden pressured the LA Times to kill the story.
NSA Pressured LA Times To Kill Domestic Spying Story