Former U.S. President Barack Obama gestures as he delivers his keynote speech to the Montreal Chamber of Commerce.A man cross-country skis past cars buried in snow after a late winter storm in Montreal.A woman walks towards the U.S.-Canada border into Hemmingford, Quebec after arriving in a taxi with a group that claimed to be from Syria.A couple kisses as they're caught in a sudden summer rainstorm in Montreal.Newly elected Prime Minister of Canada Justin Trudeau and wife Sophie Gregoire-Trudeau wave to supporters at the Liberal Party election night headquarters in Montreal.Student protesters are pepper sprayed in Montreal.With temperatures of -19°C, runner Frederick Gaudreau poses for a photograph to show his frosted face in Montreal.An airplane flies in front of the perigee moon, also known as a supermoon, as it heads for Trudeau airport in Montreal.Montreal Mayor Denis Coderre, standing, speaks during a City Council meeting in a room littered with papers from an earlier protest by the firefighter's union at Montreal city hall in Montreal.A woman falls on a patch of ice created by overnight freezing rain in Montreal. A leaf sits in crude oil in the waters of the Chaudière River in the town of Lac-Mégantic. A portion of a train carrying crude oil separated, derailed and exploded in the town of Lac-Mégantic killing 47 people and releasing oil into the river and Mégantic lake.Smoke and fire rises at night over the town of Lac-Megantic after a train carrying crude oil derailed and exploded in the town of Lac-Megantic.Smoke and fire rises over train cars as firefighters inspect the area after a train carrying crude oil derailed and exploded in the town of Lac-Megantic.A female raccoon carries one of her cubs up a tree as she moves her cubs from one tree den to another at Jean-Drapeau Park.A protestor gives the finger to a police officer as protestors march against tuition increases in Montreal.Thousands of people demonstrate against the pending tuition increases in downtown Montreal Tuesday, May 22, 2012.Police disperse a crowd on Maisonneuve boulevard and Mansfield street during the anti-capitalist May Day protest in MontrealA model gets her hair made for the fashion show by Marie Sainte Pierre during the Montreal Fashion Week.Circus artist Melodie Lamouroux cools off in the rainstormA Hasidic Jewish man walks past the window-front of a building in the Mile-End neighbourhood in Montreal as other Hasids are seen inside.Justin Trudeau and his son Xavier James Trudeau share a moment during a ceremony to swear-in new Canadian citizens held for Canada Day in Old Port in MontrealMontreal vigil in support of the Quebec muslim community following an attack at a mosque in Quebec CityMontreal vigil in support of the Muslim community.