U.S. measles cases surpass 4,000, with over 25 percent coming from Pennsylvania
Pennsylvania has reported over 1,000 measles cases this year, marking its largest outbreak in more than three decades. The outbreak has continued to spread, with measles cases across the entire United States reaching approximately 3,900. Health officials are tracking the situation as it develops.

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The story so far
2 developments- Oct 5Pa.’s measles outbreak largest in decades
- Oct 6These Pennsylvania counties have been hit hardest by measles this year
Who covered each development
The bigger story
Left
3 viewpointsPennsylvania’s measles outbreak is the largest in decades in the U.S.
Pennsylvania’s measles outbreak is the country’s largest in three decades
Center
17 viewpointsDOH reports over 1,100 total measles cases across 41 counties in Pennsylvania
Right
1 viewpointKentucky reports 104 measles cases, reaching record highs since 1991
Pennsylvania reports 1,000-plus measles cases, largest state outbreak in three decades
Other outlets
International, entertainment and tech outlets, by their rating. Not counted in the bar above. How we count coverage
Left
3 articlesMeasles cases are spreading in the US this year, with over 1,000 infections reported in Pennsylvania
Pennsylvania faces largest measles outbreak in decades as case count rises to 1,000
Pennsylvania health officials brace themselves as measles outbreak expected to spread
Center
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