Exclusive: Snowden Tried to Tell NSA About Surveillance Concerns, Documents Reveal

Before he leaked the documents, Snowden said, he had repeatedly attempted to raise his concerns inside the NSA about its surveillance of US citizens — and the agency had done nothing.

The NSA, it seemed, had not told the public the whole story about Snowden's contacts with oversight authorities before he became the most celebrated and vilified whistleblower in US history.