He said that a voice in his head, the one he sometimes calls Mr. Angry, told him to bring it to school — and threatened to punish him if he didn’t.
Hours later, after getting angry with his teacher, Gianni set fire to a bulletin board outside a special education classroom. The blaze was quickly doused with water bottles, but school officials had him arrested. He was charged with arson.
Gianni, who has been seeing a psychologist since the age of 3, spent the next 37 days in juvenile detention, five times longer than the typical adolescent accused of a crime in Ramsey County.