Police are on the lookout after an officer was injured as a vehicle fled.

A silver Mercedes 'C' class was seen parked in Wood Street when an officer walked towards the vehicle.

When the officer got closer it sped off hitting the officer's hand with the door mirror - he was not seriously injured. 

It was then lost as it drove towards Bath Road on Friday at 2.30pm. 

The car was then found abandoned in nearby Dixon Street with a '68 number plate'. 

Wiltshire Police is looking for any witnesses to the incident on Wood Street, saw the silver Mercedes driving erractically or possibly may know the driver to contact 101 quoting crime reference number 54190101378.