A schoolboy strangled his mother because of the ban on vaping in St. Petersburg. 38-year-old Shahnoza A. worked as a cleaner and lived with her son who entered the eighth grade. A quarrel broke out between him over steam. During the conflict, the guy attacked the woman and strangled her with laces. He later put her body in a suitcase and left it near a stream in the village of Pergulovo, and he continued to correspond with his family on behalf of his mother.