# Screwworm infests US horse before port reopens to Mexican livestock

https://mins.news/en/item/63452

- Reuters, 2026-09-18 00:00 UTC
- Health
- Original: https://www.reuters.com/business/healthcare-pharmaceuticals/screwworm-infests-us-horse-before-port-reopens-mexican-livestock-2026-09-17/?link_source=ta_bluesky_link&taid=6aac7f1afbc2160001c2bc5b

> The United States confirmed a New World screwworm case in a New Mexico horse on Thursday, as the federal government prepared to resume Mexican livestock imports into the state after blocking trade to keep out the flesh-eating parasite.