A 12-year-old child has died after being shot in a primary school in the Finnish town of Vantaa near Helsinki, Finnish police said on Tuesday.
Two other 12-year-olds were seriously injured, the police said.
The emergency services arrested another 12-year-old pupil outside the school.
The suspected perpetrator had a firearm with him.
The police said the arrest went smoothly.
The public has been asked to stay away from the area as police continue their investigations at the primary school in the Viertola district in Vantaa in the south of Finland.
