Man, 26, released by the Met after driving into Leon McCaskie, in effort to prevent killing of Yasmin Chkaifi

A motorist who fatally drove his car into a man to try to stop him stabbing a woman has been released by police and will face no further action.

The 26-year-old man known only as Abraham has been hailed as a hero for his attempts to stop the killing of Yasmin Chkaifi, 43, last week in Maida Vale, west London.