“Why did they die?
I can tell the opinion of experts: because the concentration of carbon monoxide has sharply increased, "RIA Novosti Chupriyan quotes.
On November 25, an accident occurred at the Listvyazhnaya mine in Kuzbass, as a result of which 51 people died and dozens were injured.
The Investigative Committee opened a case on the negligence of Rostekhnadzor employees.