Pennsylvania measles outbreak: fifth death, 943 cases across 39 counties

Pennsylvania reports its fifth measles-associated death of 2026 as the outbreak expands to 943 confirmed cases across 39 counties, with 176 hospitalizations. The latest fatality is an unvaccinated Lancaster county resident, underscoring the continued spread despite public health efforts. The rising death toll and geographic reach signal a sustained public health emergency with implications for vaccination policy.