Greek Prime Minister George Papandreou waves from his car as he leaves the presidential palace after a meeting with President Karolos Papoulias and Conservative leader Antonis Samaras in Athens November 6, 2011. Greek Prime Minister George Papandreou and opposition leader Antonis Samaras have agreed on a new coalition government to approve a euro zone bailout deal before elections, the office of the country's president said on Sunday. [Xinhua photo]