Boy, 13, held over knife in classroom

A 13-year-old boy has been arrested after being allegedly found in possession of a knife in a school classroom. The teenager was reportedly holding the weapon around 11am yesterday at the Marine Academy school in Kings Tamerton area of Plymouth. A police spokesman said: "When police arrived the boy was alone in a classroom. On request he put the knife down and was then searched by police." It was understood no-one was threatened with the knife. The boy remained in police custody yesterday.