By Stewart Paterson For Mailonline
Published: 16:56 GMT, 24 November 2017 | Updated: 17:07 GMT, 24 November 2017
Hundreds have been evacuated from Oxford Circus tube station amid reports of gunshots.
Armed police have arrived on scene after a gunman was reported to have fired shots.
Witnesses at the scene described seeing a lorry on the pavement surrounded by police as if it had 'ploughed' into pedestrians.
Next to the lorry, the pavement was said to be covered in blood.
Armed officers have arrived on the scene at Oxford Circus after a lorry