Top Secret America

"Some 1,271 government organizations and 1,931 private companies work on programs related to counterterrorism, homeland security and intelligence in about 10,000 locations across the United States. An estimated 854,000 people, nearly 1.5 times as many people as live in Washington, D.C., hold top-secret security clearances."

http://projects.washingtonpost.com/top-secret-america/articles/a-hidden-world-growing-beyond-control/