Man murders his sister, injures his mother then stabs himself

A 36-year-old man killed his 33-year-old sister, critically injured his 59-year-old mother, then turned the weapon on himself. The horrific incident happened at a high-rise flat in Wolverhampton, UK. The sister died at the scene, the man died a short while later and their mother who is in a critical condition with serious stab wounds to her abdomen has undergone surgery and is receiving