| web | http://www.washingtonpost.com/world/national-security/nsa-tracking-cellphone-locations-worldwide-snowden-documents-show/2013/12/04/5492873a-5cf2-11e3-bc56-c6ca94801fac_story.html?hpid=z1 |
| author | Barton Gellman and Ashkan Soltani |
| publication | Washington Post |
| date | 2013-12-04 |
To visit the web page, click the title or the word "web" or the URL.