A mistake by an AI gun detection system in Maryland led Baltimore County Police to put a teenager in handcuffs last week. The teenager, who had been eating from a bag of chips, did not have a gun. Body cam video shows police officers with guns drawn, surrounding a group of students at Kenwood High School. The student who was handcuffed told local media that he wondered if he was going to die. The county’s school superintendent said the detection system worked as intended. The school’s principal