The student was charged with criminally negligent homicide following a fight between her and Joyner-Francis, as well as two other 16-year-old girls, who also have not been named because they are juveniles.

Police charged three teens in the school bathroom beating death of Amy Joyner-Francis. The medical examiner said the assault triggered a pre-existing heart condition that caused her death.

Amy Joyner Francis’ death was mourned by many who didn’t even know the Delaware high school student. Francis, 16, died after a school bathroom fight…