POLICE have taped off a Swindon service station. 

A cordon remains in place at Kingshill service station at the corner of Kingshill Road, Westcott Place and Wootton Bassett Road. 

Homeowners last night reported hearing a police helicopter overhead. 

It is not known how long the service station will remain shut.

Wiltshire Police has now confirmed that detectives are investigating an armed robbery at the garage.