Federal prosecutors allege that under El Mayo's leadership, the Sinaloa cartel expanded its drug business into fentanyl manufacturing and distributed thousands of kilograms of fentanyl into the U ...

Tomb belonging to family of reputed cartel leader ‘El Mayo’ Zambada burned in Mexico As the cradle of Mexico’s narco culture, Sinaloa has seen its share of horrific violence during cartel ...

Ismael "El Mayo" Zambada decided to stick with the lawyer defending him from U.S. drug trafficking charges despite a possible ...

The Mexican drug lord who founded the Sinaloa cartel with Joaquin "El Chapo" Guzman is in plea talks with federal prosecutors ...

U.S. prosecutors said Wednesday that they're discussing a potential plea deal with Ismael "El Mayo" Zambada ... a leader of Mexico's powerful Sinaloa cartel, haven't borne fruit so far, but ...

The successors of El Mayo and El Chapo have been waging a bloody fight for control of the Sinaloa cartel after El Mayo accused El Chapo's son, Joaquin Guzman Lopez, of betraying him and turning ...