Hydroxychloroquine is out. Dexamethasone is in. Host Dan Diamond talks with health reporter Sarah Overmohle and Dispatch's Jeremy Siegel about the elusive search for a coronavirus treatment — and the latest on the high-speed race for a vaccine. Stay up-to-date on the latest Covid-19 news by subscribing to the POLITICO Nightly and POLITICO Pulse newsletters. MENTIONED ON THIS SHOW - FDA ended its controversial emergency authorization of hydroxychloroquine this week. - The hydroxychloroquine episode sparked concerns that Trump will politically pressure vaccine developers, too. Dan Diamond is the host of POLITICO Pulse Check and author of the POLITICO Pulse newsletter. Sarah Owermohle is a health care reporter for POLITICO covering drug policy and the drug industry. Jeremy Siegel is a host of POLITICO Dispatch and produced this episode. Annie Rees is a producer for POLITICO audio. Jenny Ament is the senior producer of POLITICO audio. Irene Noguchi is the executive producer of POLITICO audio.