The victim's bleeding, from five stab wounds, was at first internal and not immediately apparent in the dark, but he was conscious and able to say he could not breathe, as his lungs were filling with blood; the police ignored him instead arresting and handcuffing him. The weapon has been described as an eight inch blade and also a 21 inch ceremonial dagger, but deadly enough to cause almost immediate death,
The perpetrator called the police, not an ambulance and told them he had been racially abused. He also called his parents and brother, his mother removed and concealed the weapon. The police have refused to release their body-cam footage.
There has been no public comment from Keir Starmer or the government, but apparently Elon Musk has commented.