（CEB|SHL Talent Measurement） The battle for online free speech returned to a federal appeals court as the U.S. Justice Department sought review of a ruling that had blocked enforcement of Congress' second attempt to censor the Internet. The American Civil Liberties Union, along with the Electronic Privacy Information Centre challenged 1998's Child Online Protection Act--said that Internet users will almost certainly continue to be protected from prosecution sy9iiéithe case goes forward. Referring to the above, what two organizations are fighting to block censorship of the Internet?
