Oct. 9 (UPI) -- The re-emergence of the New World screwworm in Mexico, more than two decades after eradication, has triggered a health crisis with major economic repercussions. Faced with the threat to the livestock industry and the suspension of cattle exports to the United States, President Claudia Sheinbaum's government announced large-scale inspections and a livestock conversion program. The outbreak was first detected in southern Mexico, with Coahuila and Tamaulipas later affected as the