(Comfrey, MN) – An investigation is underway after a threat at Comfrey Public School.

A note referencing a possible threat to the school was called into police at 10:40 a.m. on Friday, March 1 by the school superintendent, according to a press release.

The school was locked down and a sweep of the building was done by emergency personnel.  Nothing suspicious was found, and classes were resumed following the search.

The investigation is ongoing.

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