https:// www.theguardian.com/world/2013/sep/11/nsa-americans-personal-data-israel-documents
https:// www.theguardian.com/technology/2013/sep/11/yahoo-ceo-mayer-jail-nsa-surveillance
https:// www.theguardian.com/world/2013/sep/05/nsa-gchq-encryption-codes-security
2016
https:// www.popsci.com/latest-snowden-revelation-shows-nsa-hacked-into-israeli-drone-cameras
TIMELINE OF SNOWDEN LEAKS
http:// www.businessinsider.com/snowden-leaks-timeline-2016-9