KFF Health News reporters break down the biggest takeaways from Robert F. Kennedy Jr.’s confirmation hearings for secretary of Health and Human Services.

President Donald Trump has begun his second administration with a series of controversial moves and decisions.

Robert F. Kennedy Jr., President Trump’s nominee for health secretary, vigorously defended his views on vaccines, and a key senator still has clear doubts.

Senator Bill Cassidy, a physician and key G.O.P. vote, joined Democrats in aggressively questioning Robert F. Kennedy Jr., President Trump’s pick for health secretary. He did not say how he would vote ...