"During the inspection of the scene, the investigators came to the conclusion that the cause of the cotton of the air-gas mixture was the deliberate actions of the owner of the apartment," the message says.
According to the investigation, the 70-year-old man lived alone and was registered with a narcologist for alcohol abuse.
A criminal case has been initiated against the suspect under paragraph "e" of Part 2 of Art.
105 of the Criminal Code (murder committed in a generally dangerous way).
As a result of the emergency, five people were injured, one of the victims later died in the hospital.