There's a heavy police presence in Port Colborne after reports of a firearm brought to Port Colborne High School.
No injuries have been reported, but schools remain in lockdown as police search the school and investigate.
Police presence at Port Colborne High School with the school in lockdown, however out of an abundance of caution, Steele Street Public School and McKay Public School are also currently impacted.
Emergency Task Unit is actively investigating.
Parents waiting for children are asked to wait at 54 West Side Road.