Northern Lights School Division
June 20, 2017 - 2:43pm
Updated: June 20, 2017 - 4:34pm
UPDATE: RCMP have confirmed the incident was caused by someone mistaking a firework explosion for a rifle shot. The nearby school was placed into a hold-and-secure which lasted less than 30 minutes as officers tracked down the source of the sound. RCMP Sgt.