Live

Watch CBSN Live

Johnson & Johnson says second shot is 94% effective against coronavirus

Johnson & Johnson says a second dose of its one-shot coronavirus vaccine offers greater protection against the virus. CBS News' Mark Strassmann reports on the key finding of the company's newest study. Then, emergency medicine physician Dr. Hilary Fairbrother joins CBSN's Elaine Quijano with her analysis of the day's coronavirus headlines.
View CBS News In
CBS News App Open
Chrome Safari Continue
Be the first to know
Get browser notifications for breaking news, live events, and exclusive reporting.