The suspected gunman in a shooting spree in the US state of Connecticut got top marks at school but may have had a personality disorder, police sources said. Adam Lanza killed 28 people, including 20 children and himself, on Friday.
This July 2010 photo provided by the Newtown Bee shows Dawn Lafferty Hochsprung, principal at Sandy Hook Elementary School, in Newtown, Conn. She died lunging at the guman Adam Lanza after he broke into the school.
FBI releases new documents which shed fresh light on Sandy Hook school shooting
The FBI has just released 1,500 pages of documents that shed more light on the tragic 2012 Sandy Hook Elementary school shooting in Newtown, Connecticut. Twenty children and six adults were gunned down that day by the shooter Adam Lanza, who then killed himself.