Reporter Glenn Greenwald, who became famous reporting on NSA contractor Edward Snowden's disclosure of the NSA's government surveillance programs, is leaving the Guardian to form a new media company with eBay founder Pierre Omidyar. Vincent Yu/AP hide caption

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Switching To Gmail May Leave Reporters' Sources At Risk
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Journalist Jack Germond on Morning Edition
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Before the attack: Two men are seen talking on a New York City subway platform Monday in this framegrab from a video released by the New York City Police Department. Moments later, police say, Ki-Suk Han (whose face is obscured) was pushed on to the tracks. New York City Police/Reuters /Landov hide caption

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A U.S soldier of 82nd Airborne patrols near a forward base in the Ghorak district of Kandahar southern Afghanistan. Rafiq Maqbool/AP hide caption

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