As smaller hospitals try to find beds, large medical facilities in some areas are straining to find the staff to handle patients in need of high-level care.
Auto makers are trying to figure out the best way to encourage more workers to get vaccinated.
Experts said COVID-19 will not be eradicated and more than vaccinations are needed for economic recovery during a hearing held by the Joint Economic Committee Wednesday.
For COVID-19, predictions of what it will take to reach herd immunity vary wildly, and it's more complicated than one magic number.
Large sports facilities across the country are handling a new kind of crowd: people looking to get inoculated against COVID-19.