Mario Hidalgo's criminal history spans decades, with ICE identifying him as a key figure in the Sinaloa Cartel's operations.

Federal prosecutors alleged Ronaldo Ayala, reputed to be a powerful member of the Mexican Mafia prison gang, conspired with ...

In the escalating war among rival factions of Mexico's Sinaloa cartel, sons of Joaquín "El Chapo" Guzmán are suspected of ...

The alleged cofounder of the Sinaloa Cartel, in U.S. custody since his arrival in July, could strike a deal to avoid the ...

As for his former boss, El Chapo is serving a life sentence at ADX Florence in Colorado for being a principal leader of "a ...

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

Ismael "El Mayo" Zambada, the elusive leader of Mexico's powerful Sinaloa cartel, is engaged in plea discussions with U.S.

U.S. prosecutors said Wednesday they're discussing a potential plea deal with Ismael "El Mayo" Zambada, the long-elusive ...

The accused Mexican kingpin Ismael "El Mayo" Zambada on Wednesday decided to stick with the lawyer defending him from U.S.