A murder investigation has been launched following the death of a 16-year-old boy in Hillingdon.
Police were called by the London Ambulance Service at 7.34pm on Thursday, 30 December to reports of an injured male at the Philpotts Farm Open Space close to Heather Lane in Yiewsley.
Officers attended and found a 16-year-old suffering from a puncture wound. Despite the efforts of paramedics, he was pronounced dead at the scene at 8.25pm.
His next of kin have been informed and are being supported by specially trained officers.
Formal identification has not taken place. A post-mortem examination will be held in due course.
Detectives from the Specialist Crime Command are investigating. There have been no arrests and enquiries continue.
Anyone with information is asked to call police on 101 quoting reference CAD 5666/30Dec. To remain anonymous, contactCrimestoppers on 0800 555 111