REPUBLIC v. KORLE GONNO DISTRICT MAGISTRATE GRADE  I; EX PARTE AMPOMAH State proceedings—Prerogative writs—Certiorari and prohibition—Application for—Person entitled to apply—Circumstances in which court will grant application at instance of mere stranger or public benefactor—Widow suspected by relatives of deceased husband of having a hand in his death—Relatives of deceased expressing dissatisfaction with two autopsies conducted on deceased—Widow interrogated by police regarding death and cleared of suspicion—Subsequent coroner's inquiry into death—Coroner calling upon widow to give evidence and questioning her regarding death of her husband—Application by widow to quash inquiry and to prohibit its continuation on grounds that inquiry means of unwarranted harassment of her and ultra vires jurisdiction of coroner—Whether widow competent to bring application.