On May 11, 2006, “USA Today revealed that a number of the largest American telecommunications companies, including AT&T, MCI, and Sprint, had closely collaborated with NSA [National Security Agency] in the warrantless eavesdropping program. Only Qwest, the nation’s fourth-largest telecommunications company, had refused to participate in the program, despite repeated requests by NSA.”
– Matthew M. Aid, The Secret Sentry, Page 293