Robert F. Kennedy Jr., US secretary of Health and Human Services (HHS), speaks during an executive order signing ceremony in the Roosevelt Room of the White House in Washington, DC, US, on Thursday, July 31, 2025. Photo: Bloomberg via Getty Images Health and Human Services Secretary Robert. F. Kennedy, Jr. will face intense questioning before the Senate Finance Committee Thursday morning. His appearance comes nearly one week after he forced the ouster of Susan Monarez, the director of the