KFF Health News Sep 3 2025 Public health and access to lifesaving vaccines are on the line in a high-stakes leadership battle at the Centers for Disease Control and Prevention. Health and Human Services Secretary Robert F. Kennedy Jr.'s push to fire CDC director Susan Monarez is more than an administrative shake-up. The firing marks a major offensive by Kennedy to seize control of the agency and impose an anti-vaccine, anti-science agenda that will have profound effects on the lives and health