Yahoo wins battle over Prism court papers:
Yahoo has won a legal fight that will see papers from a key 2008 court case declassified and published. The 2008 case is widely seen as pivotal in letting the NSA establish Prism and start gathering data on web use. Ref. Source 3
Yahoo vs PRISM (Hover)
Government threatened Yahoo in PRISM program
The U.S. Government threatened Yahoo with daily fines of $250,000 for refusing to hand over user data as part of the National Security Agency's PRISM surveillance program, according to documents just declassified. Ref. USAToday