Lakehead Public Schools is offering a reward of $5,000 for information that leads to the arrest and conviction of an individual or individuals connected to the threats being made relating to Hammarskjold High School.
City police have set up a tip line 684-5001 for anyone to provide information.
A total of six threats have been received in the last couple of months and so far no arrest has been made.
None of the threats have amounted anything.
The latest threat took place today, and was the third in the last two weeks which closed down the school.
