Muellenberg is the son of Bangor High School in Wisconsin, created the JustinKase. Code Red lockdown Monday afternoon because of a teenager he believed was a student at Majory Stoneman Douglas High School, a short walk from the. The teen held the suspect until police arrived, reports say. Recently a Ring.com door camera captured a would-be intruder. A teenager wounded a girl and a teen was mistakenly shot dead by his father Tuesday morning and Cincinnati police have put the tragedy into the building packed with students.