The U.S. plans to build a $750 million factory in southern Texas to breed billions of sterile flies, ramping up its efforts to keep flesh-eating maggots in Mexico from crossing the border and damaging ...

Cowboys push a cow out of its spot to a veterinarian inspection at a ranch that exports livestock to the U.S., in Zamora, northern Mexico, Monday, July 28, 2025. (AP Photo/Fernando Llano) Cowboys push ...