Kennedy appeared on Wednesday and Thursday in front of the Senate’s finance and health committees, giving independent Sen. Bernie Sanders and Sen. Peter Welch, a Democrat, a chance to weigh in.

Robert F. Kennedy Jr. on Thursday struggled to answer questions about Medicare, refused to rule out a debunked link between autism and vaccines, and said he would entertain conspiracy theories about ...

Robert F. Kennedy Jr.'s second confirmation hearing highlights vaccine skepticism, bipartisan concerns, and his plans as ...