Justin Trudeau steps down. Plus: why is Elon Musk interfering in politics?

Canada’s prime minister, Justin Trudeau, resigns. We get the latest from our editorial director, Tyler Brûlé, and correspondent in Toronto, Tomos Lewis. Also on the programme: as Ukraine’s armed forces begin a surprise offensive in the Kursk region of Russia, we ask what this means for the future of the conflict. Plus: Elon Musk’s inflammatory comments on social media platform X target UK politicians. We discuss his reasoning for getting involved. Plus: London is crowned as Europe’s most congested city.  See omnystudio.com/listener for privacy information.