Britons could be asked to provide proof of travel insurance and hotel bookings by EU border guards Get the free Morning Headlines email for news from our reporters across the world Sign up to our free Morning Headlines email Sign up to our free Morning Headlines email Email * SIGN UP I would like to be emailed about offers, events and updates from The Independent. Read our Privacy notice Travellers and lorry drivers have been warned they could face long delays at Dover and on the Eurostar after