The police watchdog is investigating after a car being pursued by officers was involved in a fatal crash in the early hours of Christmas Day.
According to reports, the passenger, a man in his 30s, was taken to hospital and later died after the crash in Prescot Road, Old Swan, in Liverpool.
The driver was reportedly arrested at the scene.
An IPCC spokeswoman said: "We were notified of a fatal road traffic incident in Liverpool this morning by Merseyside Police.
"We have begun an independent investigation as initial information suggests the collision was preceded by a short police pursuit.
"We have deployed an investigator to the scene and police post incident procedures."