Greece's newly appointed caretaker Prime Minister Panagiotis Pikrammenos (R) shakes hands with outgoing Prime Minister Lucas Papademos during their meeting in Athens May 16, 2012. Greece put Pikrammenos, a senior judge, in charge of an emergency government on Wednesday to lead it to new elections on June 17 and bankers sought to calm public fears after the president said political chaos risked causing panic and a run on deposits. REUTERS/John Kolesidis (GREECE - Tags: POLITICS BUSINESS ELECTIONS)