A 35-year-old violent robber who attacked a man in Cambridge has been jailed for more than eight years. Jamie Willis assaulted the man outside a block of flats close to The Blue Moon Pub in Norfolk Street at about 8.30pm on Monday, 19 December last year. He had asked the victim if he wanted to smoke cannabis and then punched him in the head causing him to fall to the ground. Willis stamped on his back and kicked him before he went through the victim’s coat pockets and stole £45 in cash, a Samsung mobile phone and a bottle of Hugo Boss aftershave. The victim got up and tried to confront Willis …