Another Sarnia high school switches to remote learning after threatening message
![Another Sarnia high school switches to remote learning after threatening message](https://globalnews.ca/wp-content/uploads/2022/06/SARNIA-HIGH-SCHOOL.png?w=720&h=480&crop=1)
Sarnia police are investigating a threatening message left at Northern Collegiate Institute and Vocational School. The school moved to remote learning on Thursday.
Sarnia police are investigating a threatening message left at Northern Collegiate Institute and Vocational School. The school moved to remote learning on Thursday.