Kristiana Coignard , who had mental illness , was killed after she raised knife and charged at police . Comment: As a nation , we are in the midst of an extended conversation about police violence , and this case stands out as unusual . Encounters between people with psychiatric disabilities and law enforcement can be dangerous .
Kristiana Coignard , who had mental illness , was killed after she raised knife and charged at police . Comment: Encounters between people with psychiatric disabilities and law enforcement can be dangerous .