Sep 17, 2025; Washington, DC, USA; Susan Monarez, former Director of the Centers for Disease Control and Prevention, testifies in front of the Senate Committee on Health, Education, Labor, and Pensions in Washington, D.C., on Sept. 17, 2025. On Aug. 27, Monarez was fired from the CDC amid a policy disagreement with Health and Human Services Secretary Robert F. Kennedy Jr.; Mandatory Credit: Josh Morgan-USA TODAY