Border blockade: Irish riddle defies creative Brexit minds

Brains, sweat and toil over the past week brought British and EU civil servants to the brink of a Brexit deal at the weekend, but in the end the painful history and fraught future of a divided Ireland defeated them.EU sources familiar with events in the European Commission's Brussels headquarters over the weekend told Reuters more work was needed on the so-called Irish "backstop".Teams led by Oliver Robbins, May's Europe adviser, and Sabine Weyand, German deputy to French chief EU negotiator Mic