Kennedy Jr., President Donald Trump's pick to lead the Department of Health and Human Services, appeared to be unfamiliar with basic elements of the Medicare and Medicaid programs during his second Senate confirmation hearing.

Kennedy Jr.'s statements before the Senate Finance Committee on Wednesday revealed a concerning lack of knowledge about the major health programs he'd oversee, should he be confirmed as HHS secretary.

Robert F. Kennedy Jr., President Trump's nominee for Health and Human Services Secretary, attempted to recast his record as a vaccine skeptic as faced tough questions at a confirmation hearing by the Senate Finance Committee.