All lines between Purley and East Croydon were closed as Gatwick Express advices customers not to travel 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 Holidaymakers have been left stranded outside Gatwick Airport after sinkholes near a railway bridge