A youth has been arrested after a threat was made towards Holy Rosary High School in Lloydminster last week.
During the evening of May 18, Lloydminster RCMP began an investigation into the threat.
Lloydminster Catholic School Division closed both Holy Rosary High School and École St. Thomas on May 19 as a precaution.
As a result of the investigation, police have charged the teen with mischief.
The investigation is still ongoing.
RCMP officials said they believe there is no threat to staff or students.
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