Rebels muster as PM May battles for her Brexit vision

A parliamentary vote on the shape of Britain's relationship with Europe next week is likely to force rebels in Theresa May's government into the open, threatening instability and adding yet another twist to the tortured effort to reach a Brexit deal.MPs are due to vote on June 12 and 13 on amendments to the EU withdrawal bill, which lays out the legal foundation for the biggest transformation in Britain in decades.Nearly two years after Britons voted in a referendum to leave the European Union,P