Doors to the school were locked at 9:30 a.m. The school's security protocols had recently been upgraded, requiring visitors to be individually admitted after visual and identification review by video monitor.

5.2 Developmental and mental health problemsĪs of November 30, 2012, 456 children were enrolled in kindergarten through fourth grade at Sandy Hook Elementary School.

4.3.2 Report of the Office of the Child Advocate.

combined with an atypical preoccupation with violence. A report issued by the Office of the Child Advocate in November 2014 said that Lanza had Asperger syndrome and as a teenager suffered from depression, anxiety and obsessive-compulsive disorder, but concluded that they had 'neither caused nor led to his murderous acts.' The report went on to say, 'his severe and deteriorating internalized mental health problems. The shooting prompted renewed debate about gun control in the United States, including proposals to make the background-check system universal, and for new federal and state gun legislation banning the sale and manufacture of certain types of semi-automatic firearms and magazines which can hold more than ten rounds of ammunition.Ī November 2013 report issued by the Connecticut State Attorney's office concluded that Lanza acted alone and planned his actions, but provided no indication why he did so, or why he targeted the school. history, and the fourth-deadliest mass shooting overall. The incident is the deadliest mass shooting at an elementary school in U.S.

As first responders arrived at the school, Lanza committed suicide by shooting himself in the head.

Earlier that day, before driving to the school, he shot and killed his mother at their Newtown home. The Sandy Hook Elementary School shooting occurred on December 14, 2012, in Newtown, Connecticut, United States, when 20-year-old Adam Lanza shot and killed 26 people, including 20 children between six and seven years old, and six adult staff members. 28 (27 at the school including the perpetrator, and the perpetrator's mother at home)

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