The Shadow Factory: The Ultra-Secret NSA from 9/11 to the Eavesdropping on America

Today’s National Security Agency is the largest, most costly, and most technologically advanced spy organization the world has ever known. It is also the most intrusive, secretly filtering millions of phone calls and e-mails an hour in the United States and around the world. Half a million people live on its watch list, and the number grows by the thousands every month. Has America become a surveillance state?
In The Shadow Factory, James Bamford, the foremost expert on the National Security …