Pennsylvania has reported its first measles death in 35 years, two unvaccinated residents of Lancaster County. This tragedy should be a wake-up call: vaccines save lives, and measles is preventable. Instead, Health and Human Services Secretary Robert F. Kennedy Jr. is sowing doubt and conspiracy theories. Kennedy refused to call Pennsylvania’s two measles fatalities deaths, referring to them as “casualties,” and claimed without evidence that “deaths may even have been altog