The boot is on the other foot: Ukraine’s surprise incursion

Part of Russia is under foreign control for the first time since the second world war. We ask about the strategy behind the surprise raid—which may not be the last. The Paris Olympics were, all told, a tremendous success, with some lessons for future games (11:47). And the 3-D holographic displays coming to a car dashboard near you (20:35).Get a world of insights by subscribing 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.