A pedestrian was killed in a crash with a Porsche 911 in Bedford Hill, Balham, last night.

The crash happened near the junction with Balham Station Road at about 10.20pm.

A 51-year-old man has been arrested on suspicion of causing death by dangerous driving and failing to stop.

Police believe they know the identity of the pedestrian, a man in his 60s, but formal identification has yet to take place.

Anyone with information should call the Serious Collision Investigation Unit at Merton on 020 8543 5157.