Boy, 17, arrested as police investigate 'threat of violence' against schools

A teenage boy has been arrested after a “threat of violence” was reportedly made against a school in east London, forcing a nursery to close.South Yorkshire police said the boy, 17, had been detained on suspicion of malicious communications on Monday. He remains in police custody.St Mary’s School in Walthamstow closed its doors on Monday morning to ensure teachers and staff remained safe after receiving a threat via email.