Laura Poitras

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FILE - In this Sept. 20, 2012 file photo originally provided by the Chicago-based John D. and Catherine T. MacArthur Foundation, Laura Poitras, a documentary filmmaker and recipient of the MacArthur Foundation genius grants, is shown in Berlin. Poitras will be among three others receiving the George Polk Award for Journalism's award for national security reporting. She won for her reporting on the extent of the National Security Agency’s secret surveillance based on documents leaked by former NSA contractor Edward Snowden. (AP Photo/Courtesy of the John D. and Catherine T. MacArthur Foundation, Sean Gallup, File)