Front-runner Mark Carney and underdog Chrystia Freeland, both established, centrist policymakers, are vying to succeed Justin Trudeau amid grave threats to Canada from the United States.

Mark Carney, who formerly served as governor of the Bank of Canada and the Bank of England, is generally likely to be chosen the new Liberal leader when the results of a vote by over 400,000 party mem

Frontrunners include Chrystia Freeland and Mark Carney, who are making the case they can guide Canada through domestic and international issues. At the top of the list: mounting trade tensions with the United States.