A 15-year-old boy has died after he was taken ill at an illegal rave in south London.
More than 1,000 people reportedly attended the event at a former Royal Mail sorting office in Croydon on Saturday.
Missiles were thrown at officers and the window of a police van was also smashed during the rave.
Fourteen people have been arrested for various offences.
A 19-year-old man, who was also taken ill, remains is in a stable condition in hospital.