Greenwald says no oversight. NSA says: “Every search by an NSA analyst is fully auditable, to ensure they are proper and within the law.”

— Charles Johnson (@Green_Footballs) August 1, 2013

Greenwald says no oversight. NSA says: “…tools have stringent oversight and compliance mechanisms built in at several levels.”

— Charles Johnson (@Green_Footballs) August 1, 2013

Greenwald says no oversight. NSA says: “multiple technical, manual and supervisory checks & balances within the system to prevent misuse.”

— Charles Johnson (@Green_Footballs) August 1, 2013