E89 - Is the world turning its back on Trump's America?

How do you negotiate with a government you can't predict? That's the question preoccupying presidents and prime ministers this week, as leaders gather in New York for the UN General Assembly with every major global crisis in the same building at the same time. Christiane and Jamie ask whether wars are solvable and alliances can be strengthened while the world's superpower keeps moving the goalposts.

Christiane brings the view from the very top. Fresh from interviewing Brazil's President Lula, and with Canada's Prime Minister Mark Carney building a political reputation for standing up to Trump, she and...