ATHENS, GREECE - JUNE 27:  Greeks queue in front of the National Bank to use ATM to withdraw cash as Parliament holds an emergency session for the government's proposed referendum June 27, 2015 in Athens, Greece. Greece's fraught bailout talks with its creditors took a dramatic turn early Saturday, with the radical left government announcing a referendum in just over a week on the latest proposed deal . (Photo by Milos Bicanski/Getty Images)