The Liberal Party of Canada has a new leader. Here are five things you need to know about Justin Trudeau's victory Sunday evening:
1. Justin Trudeau won by a landslide. None of the five leadership rivals were even close. He used his victory speech to warn Liberals that party infighting is over.
2. Here's a look at the event in photos, including Trudeau celebrating his win with his family.
3. John Ibbitson examines Trudeau's vow to win over worried middle-income Canadians – and why it may be a tough sell.
4. Daniel Leblanc takes a look at how Team Trudeau rode to victory and how the new leader plans to rebuild the party.
5. Now it's your turn: Do you think the Liberals picked the right leader? What are the party's chances of returning to office? Cast your vote here.