“On this fact, the investigating authorities of the Investigative Committee of the Russian Federation for the Chelyabinsk region are conducting a pre-investigation check,” the report says on the website of the Investigative Committee of the Investigative Committee for the region.

According to preliminary data, the cause of the fire was careless handling of fire.

The audit will be made a procedural decision.

Earlier it became known that three people died and another was injured as a result of a fire in a residential building in the city of Ozyorsk.