In this June 9, 2013, photo provided by The Guardian Newspaper in London, former NSA contractor Edward Snowden is shown. (AP Photo/The Guardian, Glenn Greenwald and Laura Poitras, File)

In this June 9, 2013, photo provided by The Guardian Newspaper in London, former NSA contractor Edward Snowden is shown. (AP Photo/The Guardian, Glenn Greenwald and Laura Poitras, File)