A 30-year-old government contractor was the source of high-profile disclosures of the vast collection of data obtained by the National Security Agency and other intelligence groups.
1. The leak Edward Snowden, a contract worker for the National Security Agency, revealed June 9 that he was the source of the leaks to The Washington Post and the Guardian of information about the U.S. government’s vast collection of phone and Internet data. The United States charged Snowden with espionage on June 21. Guardian via AP Buy Photo