Washington Post
Federal officials poised to declare end of U.S.’s largest known cyclosporiasis outbreak
Thursday, September 10, 2026
The Centers for Disease Control and Prevention investigated a cyclosporiasis outbreak linked to shredded iceberg lettuce imported from central Mexico. Thousands of people became sick across multiple states. Federal health officials announced plans to declare the outbreak over after case numbers declined and the contaminated product was removed from the supply chain.
