It's a big week for vaccine news. POLITICO's Lauren Gardner breaks it all down with Dispatch's Jeremy Siegel. 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.