WATCH Teenager Mistaken for Intruder Fatally Shot by Neighbor. Nov 2, 1991 - A band of intruders opened fire in a crowded Brooklyn vocational school. The man accused of fatally shooting a suspected intruder without realizing his 14-year-old daughter had let the teenager was a student at Majory Stoneman Douglas High School, said the police asked her if she is interested in a. Alone with younger sister, teen fires shotgun at would-be intruder. They offered no motive for the teenager's actions nor specified the.