Carney becomes prime minister; how soon will he call election?

Mark Carney is now Canada's 24th prime minister, succeeding Justin Trudeau. We'll look at what this means for the carbon tax; how Carney's cabinet is slimmer compared to Trudeau's; and how soon Carney could call an election. How U.S. Secretary of State Marco Rubio was at the G7 summit in Quebec, defending President Donald Trump's 51st state threats. Find out who was sticking up for Canada. And elbows up tourism: how the trade war is leading to Canadian staycations and a local business boon; and why American tourists are still coming to Canada. Learn more about your ad choices. Visit megaphone.fm/adchoices