Scott Gottlieb, who led the Food and Drug Administration during Trump's previous term, on Friday warned that Robert F. Kennedy Jr. could “cost lives” if confirmed as the next secretary of Health and Human Services. Via the Washington Post: “You’re going to see measles, mumps and rubella vaccination rates go down,” Gottlieb said on CNBC, referencing Kennedy’s longtime criticism of federal recommendations for childhood immunizations, and noting a recent decline in childhood vaccination rates.