A vigilante driver who mowed down and killed a knife-wielding thug says it was his "duty" to stop evil.
Police have now dropped the charges against the 26-year-old, known only as Abraham, after he ploughed into Leon McCaskie, 41.
McCaskie was fatally knifing mum-of-two Yasmin Wafah Chkaifi, 43, in the street. on January 24.