DETECTIVES are investigating after a man was critically injured by a crossbow arrow.

Police on Monday, just after 8pm, to Pield Heath Road near the junction with Copperfield Avenue, Hillingdon.

A 33-year-old man was found suffering an abdominal injury caused by the arrow.

He is in hospital, where his condition is being treated as life-threatening.

There have been no arrests and cordons remain in place at the scene.

Witnesses, or anyone with information, should call police on 101 quoting CAD 7227/14Sep. Or, to remain anonymous, please contact Crimestoppers.