An unvaccinated 39-year-old woman from Franklin County, Pennsylvania died from measles-related causes on October 12, 2026, becoming the state's sixth measles fatality, NBC News reported.
Franklin County is in south-central Pennsylvania. The death came during what NBC News called the largest measles outbreak the state has seen in thirty years.
Ars Technica reported that state health officials had counted 1,136 total cases as of October 9, 2026, spread across 41 counties.