(FILES) US Secretary of Health and Human Services nominee Robert F. Kennedy Jr. departs at the conclusion of a Senate Finance Committee hearing on his nomination to be Health and Human Services Secretary, on Capitol Hill in Washington, DC, January 29, 2025. US President Donald Trump's embattled health secretary pick, vaccine conspiracy theorist Robert F. Kennedy Jr, passed a crucial test in his confirmation bid on February 4, 2025, as senators voted to advance his nomination to the floor. (Photo by Alex Wroblewski / AFP) (Photo by ALEX WROBLEWSKI/AFP via Getty Images)