Original sentence: He appeared in Orwell Roles in his Grave and Outfoxed: Rupert Murdoch's War on Journalism, two leading documentaries on the subject.He has also joined Rep.He has called for a speedy withdrawal and increased Veterans benefits.He is a staunch supporter of a single-payer universal health care system.He is the leading voice in the Senate for the renegotiation of NAFTA and a strong opponent of our current trade policies towards Latin America and China.He warns about the dangers of Global Warming and supports clean energy.Paul in calling for an Audit of the Federal Reserve, and has introduced a Senate companion bill to Ron Paul's H.Ron Paul in defense of civil liberties from Government encroachment.Sanders has joined Rep.Sanders has opposed the 2003 invasion of Iraq from its start and voted against it in the House of Representatives.Sanders, a journalist, has also been a leader in calling for Media reform and opposes increased concentration of media outlets.Senator Sanders describes himself as a Democratic Socialist