Four people were poisoned by an unknown substance and died in the "Vostoksvetmet LLP" mine, in the eastern part of Kazakhstan, reported the press service of the Department of Emergency Situations of the East Kazakhstan Region.
"On August 31 at 5:30 p.m. local time in the "Vostoktsvetmet" mine. according to preliminary information, four people were poisoned with an unknown substance and died. Another person is hospitalized in the district hospital of Glubokovskiy district of East Kazakhstan region, doctors assess his condition as stable, the message says.
The circumstances surrounding the incident are being clarified. Rescuers and representatives of the local executive bodies are working at the site.