Dossier
International Health Officials
Coverage of International Health Officials in the Nexus archive.
- There are already more US measles cases this year than in all of 2025
The U.S. has already recorded more measles cases in 2026 (2,318 as of Friday) than in all of 2025 (2,289), with major outbreaks in South Carolina, Utah, and Arizona. Declining vaccination rates below the 95% threshold needed to prevent outbreaks and undercounted cases due to unreported illnesses are contributing to the crisis.
- Some cruise passengers returned to California after deadly hantavirus outbreak, officials say
A hantavirus outbreak on a cruise ship killed three people and sickened several others, sparking global concerns. Dozens of passengers who left the ship are being tracked by international health officials. Some have returned to California.