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

Assistant U.S. attorney Francisco Navarro said the plea discussions with Zambada, a leader of Mexico's powerful Sinaloa ... cartel factions, underscoring the brutality of their warfare. The chain ...

Assistant U.S. attorney Francisco Navarro said the plea discussions with Zambada, a leader of Mexico's powerful Sinaloa cartel ... Guzmán's sons. The chain of events also strained relations ...