https://nsarchive.gwu.edu/dc.html?doc=5989825-National-Security-Archive-National-Security
https://www.thedailybeast.com/inside-the-q-group-the-directorate-hunting-down-edward-snowden
https://nsarchive.gwu.edu/dc.html?doc=5989825-National-Security-Archive-National-Security
https://www.thedailybeast.com/inside-the-q-group-the-directorate-hunting-down-edward-snowden