Why May's battle may not be over despite EU's 11th-hour nod for Brexit deal

May's next task is to take the deal back to London and try to get it through a vote in Parliament

It’s been 17 months in the making but -- barring a last-minute hitch -- the U.K. and the European Union will agree the terms of Brexit at a special summit in Brussels on Sunday.

Yet for British Prime Minister Theresa May, who’s battled opposition from all sides on her way to a deal, the hardest part is still to come -- winning over critics in her own Conservative Party.

Her next task is to take the deal back to London and try to get it through a vote in Parliament. Euroskeptic Tories hate the plan to keep close to the