✨ On This Day, Dec. 14: Dozens killed in Sandy Hook massacre
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On Dec. 14, 2012, a gunman killed 27 people, including 20 children at Sandy Hook Elementary School in Newtown, Conn., then killed himself.
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On Dec. 14, 2012, a gunman killed 27 people, including 20 children at Sandy Hook Elementary School in Newtown, Conn., then killed himself.