Waterloo Regional Police say an investigation is underway after threats of violence were found inside a high school in Waterloo.
Police say officers were dispatched to Bluevale Collegiate Institute on Bluevale Street on Thursday after the threats were reported.
The threats were found inside a washroom at the school and referenced the possibility of violence toward the school, staff and students.
Police say anyone with information can call 519-570-9777 or Crime Stoppers at 1-800-222-8477.