By Elena Teslova

MOSCOW (AA) - A teenager armed with a knife carried out an assault at a school in the Moscow region, resulting in the death of a child and injury to a security guard, Russia's Investigative Committee said on Tuesday.

The incident took place in the Gorki-2 settlement, Odintsovo district of the Moscow region, the committee said. "As a result of the stabbing wound, the child succumbed."

Ksenia Mishonova, the children's ombudsman for Moscow region, confirmed that a fourth-grade student died after the knife attack. "To our great sorrow, a child, a fourth-grade student, has died in the school. There are also injured individuals," she wrote on Telegram.

The investigation organization said it opened a criminal case following the incident.