Greek Finance Minister Evangelos Venizelos has come out against holding a referendum on the euro zone bailout, a ministry source said on Thursday, breaking ranks with his prime minister as the government faces collapse. A lawmaker of Prime Minister George Papandreou's socialist party PASOK said she would not support the government in a parliamentary vote of confidence on Friday, cutting its majority for the vote to just one. Snap elections would probably follow if Papandreou's majority vanished. PASOK was in turmoil on Thursday with one senior lawmaker calling for a government of national unity following Papandreou's ... (full story)