Labor reporter Rebecca Rainey breaks down what we know about the Biden administration's vaccine mandate — and who it'll hit and miss when it takes effect. Rebecca Rainey is a labor 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. Read more: Where Biden’s vaccine mandate will hit and miss