Investigators say they haven’t determined why Adam Lanza killed 26 students and staff at Sandy Hook Elementary School in Newtown, Conn., last December.
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Newtown Shooter May Have Taken Cues From Norway Massacre
Investigators trying to piece together a motive in December’s killings in Newtown, Conn., believe that 20-year-old shooter Adam Lanza may have been inspired by a similar 2011 massacre in Norway.