Police found a smashed computer hard drive along with the gun safe in the room they believed to be Adam Lanza's bedroom, court papers have revealed.
One person interviewed by the FBI described Lanza as "a shut-in and avid (computer) gamer who plays Call of Duty amongst other games."
FBI agents were also told the Sandy Hook Elementary School was his "life."
More top news
Former Israeli president Shimon Peres dies, aged 93, following a stroke two weeks ago.
The eight foot bronze statue coincides with the 75th anniversary of Eric Morecambe and Ernie Wise first appearing on stage together.
Britney Spears sung hits from all nine of her albums during her highly-anticipated appearance at the Apple Music Festival in London.