Exclusive - EU launches contingency talks for Brexit vote: sources

By Gabriela Baczynska, Jan Strupczewski and Alastair Macdonald BRUSSELS (Reuters) - European Union officials and diplomats launched a round of confidential discussions this week to prepare a coordinated response to a possible British vote to leave the bloc next month, EU sources told Reuters on Wednesday. Britain will hold a referendum on EU membership on June 23. Senior diplomats from founding powers Germany and France, as well as several other countries, met on Monday for talks chaired by Euro