Thousands of students in several dozen schools across the United States and Great Britain were evacuated Monday after what appeared to be coordinated recorded threats of violence were called in, according to news reports and law enforcement officials who spoke to NBC News.
None of the threats were known to have been found to be credible, and many schools resumed classes, but national testing across Britain for the General Certificate of Secondary Education, or GCSE, was severely disrupted, school officials and British media reported.
Local news reports said schools in at least 21 U.S. states also received phoned threats…
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