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 was running to replace Prime Minister Justin Trudeau as leader of the ruling Liberal Party, saying he wanted to focus on the struggling economy.

Prominent banker Mark Carney is launching a bid to lead Canada ’s ruling Liberal Party after Prime Minister Justin Trudeau resigned. Carney, 59, currently serves as the United Nations special envoy for climate action and finance. He is also the chair of Brookfield Asset Management and Bloomberg L.P.’s board of directors.