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Schools across Italy have received bomb threats for the second day in a row, sparking fresh panic and evacuations. Some 1,800 schools, from Milan in the north to Sicily in the south, reported receiving a similar threat to one that created chaos in Italy on Wednesday - even though no devices have been found anywhere. The Italian government has advised schools that "in the absence of concrete evidence beyond the simple receipt of a mass email indicating a danger, buildings must not not be evacuated". Schools in Scotland and Northern Ireland received threats on Wednesday, too. It is unclear whether the incidents are connected. On Thursday morning, a bomb alert at a Calais rail station delayed international and national train services in northern France.
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