St. Patrick high school in Thunder Bay to be closed Tuesday after threat

St. Patrick high school in Thunder Bay, Ont., has cancelled classes, buses and all extracurricular activities Tuesday after receiving a threat, school officials said. 

The school received a threat Monday decided to close the school for Tuesday after calling police, officials said, adding the safety of students and staff is their top concern. 

The school did not specify the nature of the threat, but said it would release more information as it becomes available. 

Anyone with information is asked to contact police. 

This is the third incident involving potential threats to school safety in the past few weeks, an elementary school was recently placed in a hold-and-secure, and French-Catholic schools closed their schools for a day due to bomb threats made against them. Neither of those incidents resulted in anyone being harmed.