How changes to a CDC vaccine panel under Kennedy could reshape policy

The ascension of Robert F. Kennedy Jr. to Health and Human Services secretary gives the longtime activist against vaccines broad control over federal health policy, including the government's stance on vaccines.

Despite Kennedy's assurances during confirmation hearings that he is not "anti-vaccine," his questioning of settled science on the overall safety of vaccines and his unwillingness to declare vaccines safe and effective in those hearings worries many doctors and people...