Heavy impacts across the country
Political leaders and other officials at risk
Sacrificing Thanksgiving gatherings
CNN’s Shelby Lin Erdman, Steve Almasy, Christina Maxouris Raja Razek, Lauren Mascarenhas, Jennifer Henderson, Rebekah Riess and Gisela Crespo contributed to this report.
A pedestrian tunnel in Hamburg. Germany is home to BioNTech, one of the front-runners in t…