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

In the escalating war among rival factions of Mexico's Sinaloa cartel, sons of Joaquín "El Chapo" Guzmán are suspected of ordering the destruction of elaborate mausoleums that belong to rival families ...

The possible testimony of the son and once heir of Ismael ‘El Mayo’ Zambada is the latest twist in a billion-dollar Mexican ...

Ismael "El Mayo" Zambada ... he landed over the summer at a small airport in New Mexico where he was taken into custody. A frail-looking Zambada appeared at the hearing in a beige smock over ...

Part of the message suggest that military personnel is tied with a high-ranked member of "La Mayiza," which has been at war ...

Assistant U.S. attorney Francisco Navarro said the plea discussions with Zambada, a leader of Mexico's powerful Sinaloa cartel, haven't borne fruit so far, but prosecutors want to keep trying.

A former heir apparent to the violent Sinaloa cartel may help put the alleged leader of the drug syndicate—his father Ismael “El Mayo” Zambada—behind bars for the rest of his life.

U.S. prosecutors said Wednesday they’re discussing a potential plea deal with Ismael “El Mayo” Zambada ... the plea discussions with Zambada, a leader of Mexico's powerful Sinaloa cartel ...