Investigation finds reason of four deaths in Volgograd Region
As reported by the press service of the Investigatory Department for the Volgograd Region of the Investigatory Committee at the Prosecutor's Office (ICPO) of Russia, the cause of death of four residents of the city of Kamyshin, Volgograd Region, who were found dead on October 14 in one of city apartment houses, was poisoning with carbon monoxide (CO).