Killer was a violence reduction worker

A violence reduction worker who pulled a knife from between his buttocks to stab a man to death at a party has been jailed for 12 years. Jean-Marc Dable, 25, was branded ‘an animal’ by the victim’s mother as the court heard how he was jailed for six years in 2012 for stabbing a 15-year-old. He served a further eight months for violent disorder during the Tottenham riots of 2011 and two years earlier was part of a ‘steaming’ gang…