Be the first to know
Get browser notifications for breaking news, live events, and exclusive reporting.
The CDC estimates at least 25% of new COVID-19 cases are of the Delta variant. Health officials are urging more vaccinations as restrictions ease across the country. Immunotherapy scientist Dr. Leo Nissola joins CBSN with the latest.
View CBS News In
Be the first to know
Get browser notifications for breaking news, live events, and exclusive reporting.