'I saw helicopter in flames' Jump to media player Aaron Rogers has spoken to the BBC about witnessing a helicopter crashing into a crane at a building site in south London.
Eyewitness: 'I thought it was a bomb' Jump to media player Construction worker Andrew Beadle tells the BBC about witnessing a helicopter crash into a crane in central London.
'I heard unusual buzzing sound' Jump to media player A helicopter has crashed into a crane in Vauxhall. Eyewitness Chris Matherson told BBC News what he saw and heard at the scene.
Aaron Rogers, who witnessed a helicopter crashing into a crane at a building site in south London, has described the experience as "surreal".
He told the BBC that he was at Vauxhall bus station when he heard a bang, looked up and "saw bits of helicopter debris flying to the floor".
Police said they first received calls at 08:00 GMT and the London Ambulance Service said it was also at the scene.