There will be a visible police presence at Huron Park secondary in Woodstock on Friday as officers continue to investigate a threat made against the school.
Police were notified about the threat around 9 p.m. on Thursday. A search of the building by Woodstock and London police canine officers turned up nothing suspicious.
No specifics about the threat have been released.
Police are taking the threat seriously and ask anyone with information to call them at 519-537-2323 or Crime Stoppers 1-800-222-TIPS (8477).