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"An unspecified threat Tuesday prompted officials to close an elementary school in Newtown, Conn., as most students in the town returned to school."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.upi.com/Top_News/US/2012/12/18/Threat-closes-Newtown-Conn-grade-school/UPI-92451355819400/?rel=34661355944276>