Green Party leader May, NDP leader Mulcair, Bloc Quebecois leader Duceppe, Conservative leader and PM...
(L-R) Green Party leader Elizabeth May, New Democratic Party leader Thomas Mulcair, Bloc Quebecois leader Gilles Duceppe, Conservative leader and Prime Minister Stephen Harper and Liberal leader Justin Trudeau pose before the start of 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