IOPC investigates after van pursued by police later involved in fatal M25 crash

Officers from Hertfordshire constabulary were involved in the pursuit, which had been called off before the collision

The police watchdog has launched an investigation after a van that had been pursued by officers was involved in a fatal crash on the M25 motorway. Officers from Hertfordshire constabulary were involved in the pursuit in the early hours of Sunday, before it was called off.

The van was then involved in a fatal crash with three other vehicles between the junctions for Watford and St Albans on the M25.