West Midlands Ambulance Service: 'Four teenagers have serious injuries'

Four teenagers have been seriously hurt in a crash between two carriages on a rollercoaster ride at Alton Towers.

Sixteen people were in one carriage of the Smiler ride; the other was empty.

Murray MacGregor, from the West Midlands Ambulance Service, said of the 16 on the ride requiring triage, four had serious leg injuries.