Sandyhook School Shootings
Adam Lanza used a gun owned by his mother to carry out the school Sandy Hook shootings. He killed his mother and 26 people. He obtained the weapons from his mother, Nancy Lanza. She was a gun enthusiast. She had a large collection of weapons in their home which she purchased legally. Adam Lanza struggled with developmental disorders through his childhood. He was very shy and had no friends. He was never treated for any of his problems which included anxiety and obsessive compulsive disorder.