Barnier says rapid EU-UK progress needed on Irish border

The EU's Brexit negotiator expressed confidence on Monday that a solution for the Irish border can be achieved if rapid progress is made by June, but said a real risk remained of Britain leaving the bloc without an overall deal.Northern Ireland will be Britain's only land frontier with the European Union after Brexit.The EU and Dublin insist the Brexit treaty must lock in a backstop arrangement in case a future trade pact does not remove the need for border controls.