A gang of men threatened one teenager with a knife before punching another during an attempted robbery in Norwich.

The two teenage boys were walking along Cowgate towards Silver Road on Friday, October 13, when they were approached by four men.

Police said the men demanded money from the victims, before threatening one of them with what a suspected knife.

The other teenager was chased to Charlton Road and punched, resulting in minor injuries.

Nothing was stolen and the victims fled down Barrack Street.

Police said the incident took place at around 8.45pm.

Officers would like to hear from anyone who may have witnessed the incident or has information concerning it.

Witnesses should contact Det Con Jill McAndie at Norwich CID on 101 or call Crimestoppers anonymously on 0800 555 111.

• Are you one of the victims? Email luke.powell@archant.co.uk or call 01603 772684