Traffic cop had another driver who was making illegal turn . He drove off at speed with the officer sitting in the car waiting . Not - to - be suffered fatal injuries after being chased for 10 metres . Driver drove off but later turned himself into police in response . Authorities pledge crackdown after spate of similar incidents .
Traffic cop had stopped driver who was making illegal turn . He drove off at speed with the officer trapped in the car window . Father-to-be suffered fatal injuries after being dragged for 10 metres . Driver drove off but later turned himself into police in Shanghai . Authorities pledge crackdown after spate of similar incidents .