Ismael Zambada García, known as El Mayo, was accused of running a murderous operation that ran drugs like cocaine, heroin and ...

Ismael "El Mayo" Zambada, longtime leader of Mexico’s Sinaloa drug cartel, pleaded not guilty to U.S. narcotics trafficking and murder charges on Friday.

Ismael "El Mayo" Zambada, known as a top leader and co-founder of Mexico's Sinaloa cartel, faces charges in multiple U.S. locales.

Meanwhile, a son of “El Mayo,” Ismael Zambada Imperial, pleaded guilty in U.S. federal court in San Diego in 2021 to being a leader in the Sinaloa cartel.

Meanwhile, a son of “El Mayo,” Ismael Zambada Imperial, pleaded guilty in U.S. federal court in San Diego in 2021 to being a leader in the Sinaloa cartel.

Since cartel boss Ismael “El Mayo” Zambada was arrested in El Paso, Texas on July 25, 2024, Sinaloa, the state in Mexico where he lived, has experienced a new wave of violence.