THE driver of a security van was threatened by four men during an armed robbery this afternoon.

Police were called to Lumb Lane, Manningham at 2.32pm.

A window of the van had been smashed in the robbery, and the driver was threatened by the suspects.

One witness told the Telegraph & Argus the men were armed with hammers.

The four suspects fled the scene in a black VW Golf.

Police have not disclosed what was taken in the robbery.

Anyone with any information about the incident, or who witnessed anything suspicious in the area have been asked to contact the police via 101 quoting crime reference 13170274543.