Report: Newtown Shooter Obsessed with Columbine

(HARTFORD, Conn.) — A report on the Newtown school shooting says that the gunman had an obsession with mass murders but that investigators did not discover any...

After Aurora, Lessons from Columbine

Thirteen years ago, I was part of the team of Dateline NBC reporters who covered the 1999 Columbine shootings not far from Aurora, Colorado, where today’s...

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Photo Essays

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