A third teenager has been arrested after a man was stabbed during a robbery in Great Yarmouth on Sunday 10 October. Officers were called to St George’s Park, off Trafalgar Road, shortly before 7.20pm following reports a man had been attacked. The victim was with two other men in the park when they were approached by teenagers who demanded their bikes before attacking the victim. Suspects stole two bikes before leaving the scene. The victim, aged 18, was taken to hospital with serious head and back injuries but has since been discharged.