An FBI background check banned Orlando Harris, 19, from purchasing a gun from a licensed dealer. He was able to purchase the alleged school shooting weapon from a private dealer.
Orlando Harris, 19, who used an AR-15 style rifle in the attack, brought over 600 rounds of ammunition to the school, police said, adding they also found a note stating his desire to carry out the shooting.
A shocking video shows students escaping a classroom at a high school in St. Louis where a shooter entered the school through a locked door and killed a teacher and a student on Monday.
Orlando Harris, 19, who used an AR-15 style rifle in the St. Louis shooting on Monday, had left a chilling note describing himself as a loner before entering the school and killing a student and a teacher.
Orlando Harris, 19, was a former student at Central Visual and Performing Arts High School. He shot and killed a female teacher and a teenage girl before being shot dead by police on Monday morning.