Articles by Barton Gellman and Ashkan Soltani

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NSA Surveillance Program Reaches ‘Into the Past’ to Retrieve, Replay Phone Calls
Barton Gellman and Ashkan Soltani – The Washington Post, 24 Mar 2014

The NSA has built a surveillance system capable of recording “100 percent” of a foreign country’s telephone calls according to people with direct knowledge of the effort and documents supplied by former contractor Edward Snowden.

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NSA Tracking Cellphone Locations Worldwide, Snowden Documents Show
Barton Gellman and Ashkan Soltani – The Washington Post, 9 Dec 2013

Dec. 4, 2013 – The National Security Agency is gathering nearly 5 billion records a day on the whereabouts of cellphones around the world, according to top-secret documents and interviews with U.S. intelligence officials, enabling the agency to track the movements of individuals — and map their relationships — in ways that would have been previously unimaginable.

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NSA Infiltrates Links to Yahoo, Google Data Centers Worldwide, Snowden Documents Say
Barton Gellman and Ashkan Soltani – The Washington Post, 4 Nov 2013

30 Oct 2013 – The National Security Agency has secretly broken into the main communications links that connect Yahoo and Google data centers around the world, according to documents obtained from former NSA contractor Edward Snowden and interviews with knowledgeable officials.

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