Klein said he is relieved another person -- Snowden -- could corroborate his story, but with actual government documents.

"When he first came out, I was delighted. It was, first of all, vindication for what I was saying," Klein said. "He also revealed the programs they were doing were vastly bigger than I ever understood at the time."

https://www.nbcbayarea.com/news/local/bay-area-whistleblower...