I agree, it is extremely chilling but has been known for years. They are just now being called out on it and more of the public are waking up.
You need to check out: PERMANENT INVESTIGATIONS Committee on Homeland Security 2012
Then read these reports from ACLU: The Spy networks have been set up on purpose to avoid FOIA
2007 Report http://www.aclu.org/pdfs/privacy/fusioncenter_20071212.pdf
They have known there are thousands of government and private contractors that have sensitive information and about the abuses that have and can result.