Emergency alert called for 'significant gas leak' in southern Alberta town

Alberta Emergency Alert is warning residents of a community near Calgary about an explosive hazard near the community. The agency issued the advisory at just after 10 a.m. for Black Diamond, Alta. It says the incident is due to "a significant gas leak" in the downtown area, but there are no further details as to what caused it.Explosive Hazard Alert Jun20 1008AM Take necessary precautions. Black Diamond https://t.co/L8ht6OCtPQ #ABemerg — AB Emergencyalert (@AB_EmergAlert) June 20, 2020"Nea