In October, the Prosecutor General's Office of Ukraine named the hirer of the murder of former State Duma deputy Denis Voronenkov. According to the investigation, he was a Russian mafia boss, Vladimir Tyurin. In the 1990s, he headed the Bratsk (Brothers') criminal group. The kingpin’s son could also be implicated in the murder of Voronenkov. Sofia Savina found out how the head of the organized crime group passed his business to his descendants.