Contest may point to how unpopular Justin Trudeau’s party has become and its future in next year’s elections

Canada’s governing Liberal party will learn just how unpopular it is – or if a unprecedented political turnaround is possible – as voters near Vancouver head to the polls in a byelection rife with plot twists and backstabbing.

The electoral district of Cloverdale–Langley City in British Columbia is up for grabs on Monday after Liberal John Aldag resigned earlier this year for an unsuccessful run in provincial politics.