A recent report released by the Office of the Child Advocate in Connecticut said that Adam Lanza, the killer at Sandy Hook, suffered from a number of mental disorders and that the public schools he attended "unwittingly" enabled his mother to "accommodate and appease" her son through a "lack of attention to social-emotional support" and by allowing him to study independently on the assumption that he was gifted, when, in fact, he wasn't.



A complete list of the shootings can be found here.



Washington Post