Acting
Adam Lanza was the perpetrator of the Sandy Hook Massacre on December 14, 2012. He killed 27 people (including his own mother) before shooting himself.
![The 2012 Sandy Hook Massacre & What Led Up To It [Adam Lanza]](/_next/image?url=https%3A%2F%2Fimage.tmdb.org%2Ft%2Fp%2Fw500%2F2IE4QV6N8VSbFKkIHau5Bbs1oAU.jpg&w=3840&q=75)