TWO police cars have crashed in Harlow, Essex, tonight.

Firefighters had to release two people who were trapped following the collision in London Road, at 5.26pm, on Saturday.

Three crews from Harlow were called to the incident and had to use three set of hydraulic cutting equipment. Both casualties were released by 6.14pm.

The crash has prompted a police investigation which involved a Ford Focus estate car and a Volvo estate.

Both vehicles were attending different incidents at the time.

The Volvo was using sirens and blue lights. The Focus was not travelling under emergency response conditions.

Two male officers, aged 29 and 34 in the Volvo, were taken to Princess Alexandra Hospital, Harlow, and treated for minor injuries before being released. The driver suffered bruising and the passenger had a dislocated finger and bruising.

A 30-year-old male officer, who was the sole occupant of the Focus, was badly shaken but did not need hospital treatment.

The road was closed for about three-and-a-half hours while the vehicles were recovered and the debris removed. An investigation has commenced to establish the cause of the collision which is being led by the Serious Collision Investigation Unit.