A man in his 20s is fighting for his life after a collision between his motorbike and a car.
He was taken to hospital with multiple injuries after the incident in Sutton and police say he is in a life threatening condition.
It is believed the collision between the Suzuki motorbike and black Mitsubishi car happened at around 6.20pm on Thursday evening.
The driver of the car was assessed by London Ambulance Staff at the scene.
Mo other injuries have been reported, no other vehicles were involved and no arrests have been made.
Scotland Yard is now appealing for witnesses and dash cam footage following the crash in St Dunston’s Hill, near to the Lumley Road junction in Cheam.
Anyone with information or dashcam footage is asked to contact the Serious Collision Investigation Unit on 02085435157, quoting CAD reference 6142/14Feb.