CALGARY — A lockdown at Sir Winston Churchill High School in northwest Calgary has been lifted.
Police were called by school officials after 3 p.m. for a complaint of a possible weapon.
A large number of officers responded to the scene and the building was searched.
Police said on social media reports of a shooting are untrue.
The lockdown was lifted just before 5 p.m.
This is a developing story and will be updated throughout the day.