U.S., Mexico inaugurate sterile fly plant in Chiapas in cross-border screwworm fight - Sat, 27 Jun 2026 PST

METAPA, Mexico – Senior Mexican and U.S. officials inaugurated a sterile fly production plant in southern Chiapas on Saturday, a milestone in efforts to contain the New World screwworm outbreak as it has spread across borders and disrupted cattle trade. Mexican President Claudia Sheinbaum ​and U.S. Agriculture Secretary Brooke Rollins attended the opening of the facility in Metapa de Dominguez, near the Guatemala border. The plant, a U.S.-Mexico project costing over $50 million, will eventually produce up ⁠to 100 million sterile flies weekly to suppress the wild screwworm population...