A girl was taken to hospital yesterday after being shot in the chest.
Police were called to Kingsley Street, in Westleigh, at 4.30pm on Monday and found a girl with minor injuries to her chest.
A 13-year-old boy was arrested on suspicion of possession of an air weapon and assault.
A police spokesman said enquiries into the full circumstances of the incident were ongoing.
Anyone with information is asked to call police on 101, quoting incident 1440 of Monday, June 18.