Police have released the image of a man thought to be staying in Watford who is wanted in connection with an assault.

Officers believe Norman Johnston, 35, is staying in hotels in the town as well as South Mimms following an attack in Brookmans Park, near Potters Bar.

Anyone who sees Mr Johnston is urged to call 999 or contact DC Ashleigh Olwage on 01707 806845. Alternatively, to remain anonymous, contact Crimestoppers on 0800 555 111.