From the archive: Who killed the prime minister? The unsolved murder that still haunts Sweden

We are raiding the Audio Long Read archives to bring you some classic pieces from years past, with new introductions from the authors. This week, from 2019: Three decades ago, Olof Palme was assassinated on Stockholm’s busiest street. The killer has never been found. Could the discovery of new evidence finally close the case? By Imogen West-Knights. Help support our independent journalism at <a href="https://www.theguardian.com/longreadpod">theguardian.com/longreadpod</a>