A knife was held to the face of a 13-year-old boy while he was robbed in a playing field.
Police today have released an e-fit of a man officers would like to speak to in connection with the attack.
It happened at around 8pm on September 20 when the victim was cycling with friends along the redway near Cranborne Avenue, in Westcroft, in the direction of Kingsmead.
As he cycled past a group of four men, one of the men grabbed hold of the victim’s left shoulder and pulled him, causing him to fall from his bike and onto the floor.
The man then kicked the victim on his left hip as he lay on the floor.
The then held a small knife to the victim’s face and threatened him before picking up the victim’s bike and cycling off in the direction of Tattenhoe.
The other three men ran off with the man who had stolen the bike.
The man in the e-fit is black, in his mid to late teens, around 5ft 10ins with dark coloured eyes.
He was wearing a black and white vertically-striped hoodie with the hood up covering his hair, black jogging bottoms and black Nike Air Max trainers.
The other men are also black, of a similar age, and were also wearing black jogging bottoms and trainers.
The stolen bike is a hybrid bike, with a silver and red frame, black handle bars and black writing on the frame. It is around six months old.
If you don’t want to speak directly to the police, you can contact Crimestoppers anonymously on 0800 555 111.
No personal details are taken, information is not traced or recorded and you will not go to court.