Canada's election has become a referendum on President Donald Trump. Americans are about to experience sticker shock in home renovation costs. "Elbows up," a defensive hockey maneuver, has become a rallying cry to unite Canada against a common enemy – President Donald Trump.

In their backgrounds and political styles, Canadian election front-runners Mark Carney and Pierre Poilievre are a study in contrasts.

Here is a quick breakdown of how Canada’s elections work: Voters cast their ballots at polling stations in their local cities and towns. Some vote early in advance polls, but most show up on the day of the election. On the ballot are the names of candidates running for each federal party in that area - known as a ‘riding’.