Graham Hoffman, 29, was taking a patient to the hospital following a routine medical call from police when he was stabbed in the chest, piercing his heart.

A woman is charged with stabbing and killing a Kansas City, Missouri, paramedic firefighter who tried to help her when she was placed in an ambulance early Sunday in the Northland.

A Northland woman is facing a murder charge after she allegedly fatally stabbed a Kansas City firefighter-paramedic who was trying to help her, court records show. Clay County Prosecutor Zachary Thompson has charged Shanetta Bossell with first-degree murder and armed criminal action in the death of 29-year-old Graham Hoffman.