WikiLeaks founder Julian Assange gives the thumbs up sign after speaking to the media outside the Ecuador embassy in west London on August 19, 2012. Assange used the balcony of Ecuador’s London embassy on Sunday to berate the United States for threatening freedom of expression and called on U.S. President Barack Obama to end what he called a witch-hunt against WikiLeaks. REUTERS/Olivia Harris (BRITAIN – Tags: POLITICS CRIME LAW MEDIA)