After months of speculation about his future, former Bank of Canada governor Mark Carney launched his campaign to replace Justin Trudeau as Liberal leader on Thursday with a promise to build the fastest-growing economy in the G7 if he's elected.

Former Bank of Canada governor Mark Carney announced on Thursday that he is running to replace Prime Minister Justin Trudeau as leader of the ruling Liberal Party.

Mark J. Carney ’87 — a member of Harvard’s Board of Overseers, the University’s second-highest governing body — launched his campaign to become Canada’s next prime minister at a rally in Edmonton, Alberta Thursday afternoon.