Overview
- State health departments reported December exposures at Newark Liberty and Boston Logan, prompting public alerts and contact tracing.
- Newark notifications referenced passenger movements through Terminals B and C, with officials urging potentially exposed travelers to contact providers before seeking in‑person care.
- Massachusetts identified a travel-associated case tied to American Airlines flight 2384 into Logan on December 11 and a subsequent JetBlue flight 117 to Las Vegas on December 12, with locations in Boston and Westborough listed for possible exposure.
- CDC data show 2,012 confirmed U.S. cases through December 23 and 50 outbreaks in 2025, compared with 16 outbreaks in 2024.
- Ninety-three percent of cases were in people unvaccinated or with unknown status, about 11% of patients were hospitalized with more than half under 19, and South Carolina’s Spartanburg area reported 179 cases as of December 30.