People line up to withdraw cash from an automated teller machine (ATM) outside a National Bank branch in Iraklio on the island of Crete, Greece June 28, 2015. Greece&#039;s Prime Minister Alexis Tsipras on Sunday announced a bank holiday and capital controls after Greeks responded to his surprise call for a referendum on bailout terms by pulling money out of banks.  REUTERS/Stefanos Rapanis - RTX1I5SI