What to know from Robert F. Kennedy, Jr.’s hearings before the Senate Finance Committee on Wednesday and the Senate Health, Education, Labor, and Pensions on Thursday.

Robert F. Kennedy Jr. has said vaccines are not safe. His support for abortion access has made conservatives uncomfortable.

Robert F. Kennedy Jr.’s frequent questioning of the safety of childhood vaccinations over the years is persisting as an issue in his confirmation hearings to become the Trump administration's top health official.

In a contentious confirmation hearing to become the nation’s top health official, Robert F. Kennedy Jr. struggled to answer questions

Cassidy is expected to challenge RFK Jr. on his vaccine skepticism and views on public health in today's confirmation hearing.

Robert F. Kennedy Jr., a former presidential candidate and environmental activist, endorsed Donald Trump last year and threw his weight behind a campaign to “Make America Healthy Again.” For the past two decades he has been best known for airing skeptical views on vaccines.

Robert F. Kennedy Jr. was confronted with a number of his baseless claims and a vexing abortion issue. But Republican senators treaded lightly.

Kathleen "Kick" Kennedy is the eldest daughter of Robert F. Kennedy Jr., who could be confirmed as health secretary in Trump's administration.

RFK Jr. is back on the Hill for a second day of testimony, this time before a different Senate committee, after a first round that was contentious but saw no GOP defections.

RFK Jr. claimed he is not “anti-vaccine” and appeared unfamiliar with key aspects of healthcare insurance programs in his confirmation hearing.

A longtime anti-vaxxer, Robert F. Kennedy Jr. vowed to "Make America Healthy Again" if he is confirmed as Trump's Health and Human Services Secretary.