Canada's PM to kick off formal campaign for October 21 election on Wednesday - sources

OTTAWA (Reuters) - Canadian Prime Minister Justin Trudeau will formally launch the campaign for the Oct. 21 national election on Wednesday, sources from his party said, setting up what polls now indicate will be a tight race for re-election.

Trudeau is expected to visit the Ottawa residence of Governor General Julie Payette, the acting head of state, to formally launch the race on Wednesday at 10:00 a.m. ET, sources said.

(Reporting by Steve Scherer; Editing by Chizu Nomiyama)