Google-" FBI Wathing WWW for terrorist attacks"

           Google says the FBI is monitoring the Web for potential terrorist activity. But it can't confirm the extent of the surveillance.

"You'll notice that we're reporting numerical ranges rather than exact numbers," said a blog post from Google law enforcement and information security director Richard Salgado.
The Electronic Frontier Foundation calls the letters "dangerous" and has challenged the authority, along with the American Civil Liberties Union.
Google's actions Read More - http://computets.blogspot.in/p/internet.html