The FDA is poised to expand access to boosters across the nation. POLITICO's Adam Cancryn reports. Adam Cancryn is a health 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.