Sinaloa drug cartel leader Ismael "El Mayo" Zambada — in a letter written from prison and released by his lawyer — details what he says led to his arrest in the United States.

NEW YORK – Ismael “El Mayo” Zambada, a longtime leader of Mexico’s Sinaloa cartel who is facing drug trafficking charges in a U.S. court, appeared for the first time Friday before the ...

Zambada, 76, has so far appeared in U.S. federal court in El Paso, Texas, which is in one of the jurisdictions where he has been indicted. He has pleaded not guilty to racketeering conspiracy ...

NEW YORK – Ismael “El Mayo” Zambada, a longtime leader of Mexico’s Sinaloa cartel who is facing drug trafficking charges in a U.S. court, appeared for the first time Friday before the ...