Bloc Quebecois leader Duceppe, Conservative leader and PM Harper, NDP leader Mulcair, Green Party leader...
(Standing, L-R) Bloc Quebecois leader Gilles Duceppe, Conservative leader and Prime Minister Stephen Harper, New Democratic Party leader Thomas Mulcair, Green Party leader Elizabeth May and Liberal leader Justin Trudeau take part in the French language leaders' debate in Montreal, Quebec September 24, 2015. Canadians go to the polls in a federal election on October 19, 2015. REUTERS/Christinne Muschi
