Boy dies in stabbing.
Officers were called around 7.45pm last night to a house in Bradford, West Yorkshire, after reports of the stabbing.
West Yorkshire Police said the boy, who has not been formally named, was taken to Bradford Royal Infirmary by ambulance but died from his injuries shortly after 8pm.
A 20-year-old man has been arrested on suspicion of murder and is being held in police custody.
A West Yorkshire Police spokesman said it was not clear if the boy had been injured with a knife or another type of weapon.
The incident took place in Rookes Avenue, Wibsey.
Neighbours said the dead boy was called Jackson, and lived with his parents, sister and brother.