Greece's outgoing Prime Minister Lucas Papademos (L) enters President Karolos Papoulias' office at the Presidential palace in Athens May 7, 2012. Greece plunged into turmoil on Monday after shock election results rejected a painful international bailout and left a big question mark over how the country could find a new government and stay in the euro. REUTERS/John Kolesidis (GREECE - Tags: POLITICS ELECTIONS)