Overview
- Cases span at least 17 states, with the largest share tied to a major outbreak in South Carolina.
- Los Angeles County confirms a travel-associated resident case, with exposures limited to healthcare settings and contact notifications underway.
- Snohomish County, Washington, reports six cases, including a Mukilteo church exposure, and officials caution there may be undetected spread.
- More than 50 people in Waukesha County, Wisconsin, are under quarantine following a travel-related exposure as contact tracing continues.
- Health agencies say most patients are unvaccinated and urge MMR vaccination as travel-linked alerts surface in places like a Nash County hospital and Sydney transit hubs.