The Economist: The week ahead

The biggest exchange of prisoners between Russia and the West since the Cold War included opposition leaders, journalists and prisoners of conscience. Our correspondent accompanies America’s defence secretary on a tour of Asia designed to bolster military alliances (12:17). And why King Charles counts his swans every year (21:15). Listen to what matters most, from global politics and business to science and technology—Subscribe to Economist Podcasts+For more information about how to access Economist Podcasts+, please visit our FAQs page or watch our video explaining how to link your account.