Edward Snowden and Glenn Greenwald: The Men Who Leaked the NSA's Secrets

``To the likes of Brooks, Snowden was a disconcerting mystery; Glenn Greenwald, though, got him right away. "He had no power, no prestige, he grew up in a lower-middle-class family, totally obscure, totally ordinary," Greenwald says. "He didn't even have a high school diploma. But he was going to change the world -- and I knew that." And, Greenwald also believed, so would he. "In all kinds of ways, my whole life has been in preparation for this moment," he says. ''