The incident happened at a shop in Oak Street, Fakenham, at about 5.30pm on Friday.

A man, who eyewitnesses claim was holding a knife, entered the business and stole some alcohol.

Armed police searched the town centre. (Image: David Cross)

Armed officers then searched the town centre for the suspect, who remains at large.

Police say that "no threats were made to staff", and it is understood that no knife was seen by officers.

A spokeswoman for the force said: "Enquiries are ongoing into the incident."

© Eastern Daily Press