Motorway closed northbound near Stansted airport after lorries, cars and a coach crash near A11 junction People are thought to be trapped in their vehicles after a pile-up on the M11 near Stansted airport involving four lorries, four cars and a coach shortly before 10am, emergency services said. The motorway remains completely closed northbound, with only the hard shoulder open on the southbound carriageway. An ambulance service spokesman said six ambulances and an air ambulance were at the scene, with reports that people remained trapped inside the coach. There was no immediate word on injuries. The crash happened between Junction 8, the turn-off for Stansted airport in Essex, and Junction 9, for the A11. Cambridgeshire police, which also has responsibility for the section of motorway, said there had also been another, less serious accident on the other carriageway. More details to follow Road transport Peter Walker guardian.co.uk