No clear motive was spelled out in the 44-page summary of the investigation into last year's massacre at Sandy Hook Elementary School that was released Monday. However, new photographs of the scene -- and shooter Adam Lanza's home -- were released. Here is a sampling:
Adam Lanza's bedroom
Items found on or in close proximity to Lanza's body
Items found in the Lanzas' second floor computer room.
Douglas MacArthur returns to the Philippines, Nixon sets off the "Saturday Night Massacre," Jackie Kennedy remarries, the Sydney Opera House opens, tragedy strikes Lynyrd Skynyrd, and Muammar Gaddafi is killed, all on this day.