HM Coroner is a special judge who investigates unnatural or violent deaths, where the cause of death is unknown, or because the death took place in prison, police custody or resulted from an injury caused by a police officer in the purported execution of his duty.
Coroner's Inquest
HM Corner’s role is to find out who died and how, when, and where they died. They cannot make a finding that someone is guilty of something or to blame for something.