"The sister of the knife-wielding Lancaster, Pa., man shot dead

Stone Harbor - "The sister of the knife-wielding Lancaster, Pa., man shot dead by a cop said Monday that he was bipolar, schizophrenic and off his medications — and that she was just trying to get mental-health aid when she called authorities.“He had an episode. He was just incoherent and acting out,” Rulennis Munoz, 33, told Lancaster Online of her 27-year-old kid brother, Ricardo Munoz." According to the news. Yes, it is a tragedy. But, how does any of that make any difference? Should the police officer let Munoz stab him to death? Would that be less tragic?