A man named Adam went into Sandy hook elementary school and shot 20 children and 7 adults including the principal and his own mother. He also killed himself in the end. Second, Have you been living under a rock? Everyone knows about it now!
A man named Adam brought 3 weapons to a Sandy Hook. He killed 20 children, 3 teachers and the principal with a semi auto assualt rifle. He killed himself with a hand pistol at the end. He also killed his own mother, and stole her weapons and car, then drove to the school. Adam also has some mental issues, but what he did took time to plan.