Was all over the news when it happened: https://www.washingtonpost.com/world/national-security/nsa-infiltrates-links-to-yahoo-google-data-centers-worldwide-sno

Was all over the news when it happened: https://www.washingtonpost.com/world/national-security/nsa-infiltrates-links-to-yahoo-google-data-centers-worldwide-snowden-documents-say/2013/10/30/e51d661e-4166-11e3-8b74-d89d714ca4dd_story.html https://www.washingtonpost.com/world/national-security/nsa-i... https://www.npr.org/sections/thetwo-way/2014/03/20/291959446/google-says-its-beefed-up-encryption-because-of-nsa-revelations https://www.npr.org/sections/thetwo-way/2014/03/20/291959446... https://www.wired.com/2013/10/nsa-hacked-yahoo-google-cables/ https://www.wired.com/2013/10/nsa-hacked-yahoo-google-cables...