Glenn Greenwald on ‘limitless’ ambitions of NSA

Aired: 5/15/2014 | 0:09:54 | Clip
Glenn Greenwald was the first reporter to meet with Edward Snowden when the former NSA contractor wanted to disclose secrets of the agency. Greenwald sits down with chief foreign affairs correspondent Margaret Warner in Washington to discuss that initial encounter and what he learned, detailed in his new book, “No Place to Hide.”