Johnson & Johnson COVID-19 vaccine deemed "safe and effective" by the FDA
The FDA confirms the Johnson & Johnson coronavirus vaccine is safe and effective. The single-dose vaccine could receive emergency approval as early as Friday. If authorized, the Biden administration could ship up to 4 million doses by next week. CBS News' Nikki Battiste reports on the latest information, then infectious disease specialist Dr. Uzma Syed joins CBSN with analysis.