Police are investigating an assault after a man was caught on CCTV headbutting a teenage boy in a city shop.

Officers are appealing for help to identify the man after the incident took place on June 11 between 8.20am and 8.30am at a shop in Laundry Lane, Thorpe St Andrew.

Officers have released a CCTV image of a man they would like to speak to in connection with the assault.

Anyone who recognises the man or has any information is asked to contact Norfolk Police with the following reference: 36/41935/24.