Boy, 10, killed in knife and pepper spray attack at Russian school with fellow pupil arrested

The attack at Uspenskaya comprehensive school was the second such tragedy this week in Russia - (AFP/Getty)

A 10-year-old boy was stabbed to death by an older student at a school in Russia on Tuesday, investigators said, with special forces and bomb disposal experts rushed to the scene.

A 15-year-old boy is accused of killing the child and injuring a security guard during a rampage with a knife and pepper spray in the village of Gorki-2, in the region of Moscow.