WMP Serious Collision Investigation team are continuing to investigate the circumstances around the deaths of four young people in Kingswinford last Tuesday (13 Oct).
A man and two teenage girls died at the scene of the collision on Bromley Lane, and another teenager died on Saturday from his injuries.
Another teenage girl remains in hospital in a critical but stable condition.
Our specialist family liaison officers are continuing to support the families of all involved as they comes to terms with this tragic event.
Initial investigations have established that the police vehicle was not in the immediate vicinity of the Skoda Fabia at the point of collision.
The Independent Office for Police Conduct (IOPC) have now commenced an investigation into the circumstances prior to the collision.
The police vehicle was transported from the scene to ensure that all relevant diagnostic evidence could be recovered to assist the investigation, as is normal procedure.