A senior scientist at the U.S. Centers for Disease Control and Prevention (CDC) has resigned, warning that changes in leadership may weaken the country’s vaccine program. Dr. Fiona Havers, who led the CDC’s tracking of hospitalizations from COVID-19 and RSV (respiratory syncytial virus),

The 17 members of the CDC's vaccine advisory committee, who were ousted last week, argued their abrupt dismissal has "left the U.S. vaccine program critically weakened."