The two men under investigation are in the army’s highest echelon, and are some of President Xi Jinping’s closest counsel. We examine the probable motives for a surprising purge. In Ukraine’s freezing capital thousands upon thousands of people suffer unpredictable cuts to electricity, heat, even water; we ask them how they cope. And why Strava is leading the fitness-app footrace.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. Hosted on Acast. See acast.com/privacy for more information.

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“What did the council decide on item 42?” — answered with the speaker and the moment.