The CDC has taken the unusual step of rejecting two measles deaths reported by Pennsylvania, breaking from its standard practice of accepting state-reported data without challenge. The agency’s decision to exclude these cases from its official weekly death count marks a significant shift in how it verifies public health statistics. This move raises questions about the consistency of disease reporting across states and the potential implications for tracking outbreaks. The dispute highlights growing tensions over how federal health agencies handle conflicting data from local authorities.


The Centers for Disease Control and Prevention (CDC) is disputing two measles deaths reported by Pennsylvania and excluding them from its official weekly tally of deaths, a radical departure from the agency’s normal practice of accepting and including a state’s data. The decision to question Pennsylvania’s classification of measles deaths represents a key test for...