Screwworm cluster in Texas is largest since initial discovery
Dyed sterile fly pupae are used to combat the spread of New World screwworm at the Chaparrosa Ranch in La Pryor, Texas. (Eric Vrin/Bloomberg) June 25, 2026 2:36 pm, EDT key takeaways: Four New World screwworm cases were confirmed at a property in Terrell County, Texas, the largest U.S. cluster reported since investigations began this