Robert F. Kennedy Jr.’s overhaul of an influential committee, including the appointment of new members, has created concern about vaccine access.

In an interview with Dr. Phil, the health secretary offered false information about vaccine oversight and revealed a lack of basic understanding of new drug approvals.

The U.S. Centers for Disease Control and Prevention is planning a large study into potential connections between vaccines and autism, two sources familiar with the matter told Reuters, despite extensive scientific research that has disproven or failed to find evidence of such links.