Robert F. Kennedy Jr., the health secretary, dismissed 17 scientific advisers to the C.D.C. Critics fear newly appointed members will roll back vaccine recommendations.

US health secretary Robert F. Kennedy Jr. is firing every member of the Centers for Disease Control and Prevention’s (CDC) advisory committee on vaccines and people are angry.The…

Some experts say the move undermines science, disrupts a trusted regulatory process and could sow public distrust in vaccinations and federal health agencies.