‘Extreme tail risk’: Mark Carney says Canada considered risk of military attack by US

Canadian Prime Minister Mark Carney has said his government has considered the remote possibility of US military action against Canada, describing it as an “extreme tail risk” scenario that Ottawa had a responsibility to prepare for.In an interview with The New York Times, Carney said his administration had examined the possibility of a military confrontation with the United States, while stressing that such an outcome was not considered a likely scenario.“I think you have a responsibility in these roles to look at extreme tail risk,” Carney told the Times. “That's just risk management.