Bomb threats briefly halted flights at Ottawa and Montreal airports. Both airports lifted ground stops after resolving the threats. Employees were evacuated, and authorities are investigating. Delays continue as a result of the threat,

There are some disruptions to flights in and out of the Ottawa Macdonald-Cartier International Airport on Thursday morning due to a security incident. NAV CANADA said in a post on X, police are on scene investigating bomb threats at six Canadian airports,