Pulido was a financial operator linked to lawmaker Hugbel Roa, also arrested in connection with alleged corruption at PDVSA, Communications Minister Freddy Nanez wrote on Twitter, without giving further details. U.S. charges El Chapo sons, Chinese businessmen with fentanyl trafficking The United States has charged leaders of the Mexico-based Sinaloa Cartel with running a fentanyl trafficking operation fueled by Chinese chemical and pharmaceutical companies, U.S. Attorney General Merrick Garland said on Friday. Three sons of Joaquin "El Chapo" Guzman, the onetime leader of the Sinaloa Cartel now imprisoned in the United States, were among those charged, Garland said.