An unofficial guide to boosters

From mixing and matching to what age groups are approved, POLITICO’s Lauren Gardner breaks down the latest on boosters. Plus, the director of the NIH decries unproven Covid origin theories. And California Gov. Newsom signs an order to ease supply chain issues. Lauren Gardner is an FDA reporter for POLITICO. Jeremy Siegel is a host for POLITICO Dispatch. Irene Noguchi is the executive producer of POLITICO audio. Jenny Ament is the senior producer of POLITICO audio. Raghu Manavalan is a senior editor for POLITICO audio. Sign up for the POLITICO Pulse newsletter.