The silhouette of Liberal Leader Justin Trudeau is projected on the background of the stage as he responds to questions following a luncheon speech Friday, February 27, 2015 in Montreal. Polls suggest Canada's 2019 federal election could wind up looking a lot like the 1972 cliffhanger ??? the last time a Trudeau asked Canadians for a second mandate after the first blush of Trudeaumania had dissipated. THE CANADIAN PRESS/Paul Chiasson