President-elect Donald Trump said he’s tapping Robert F. Kennedy Jr. to run the Department of Health and Human Services, a move that would elevate a prominent vaccine skeptic and pharmaceutical industry critic to a top role on federal health policy.

Pharmaceutical stocks slumped as President-elect Donald Trump said he’s tapping Robert F. Kennedy Jr. to run the Department of Health and Human Services, potentially elevating a prominent vaccine skeptic and broader industry critic to a top role on health policy.

President-elect Donald Trump had touted Kennedy as a potential pick for the role of health secretary in the run up to his election victory, even if senior members of his campaign ruled out Kennedy having an official role.