A chat with the deputy boss of Ukraine’s military intelligence reveals concerns about a dearth of weapons—but the struggle to get new recruits is also proving problematic. The Chinese Communist Party is still hounding experts whose work might expose its pandemic missteps, including the scientist who first sequenced the covid-19 virus (11:24). And why the Japanese still buy so many CDs (17:14).

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.