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 ...

He was the son of Vicente Zambada Niebla, heir apparent to the cartel throne until his 2009 arrest in Mexico City. After he was extradited to the U.S., Zambada Niebla cooperated with federal ...

Ismael "Mayo" Zambada is the alleged cofounder of the Sinaloa Cartel, along with Joaquin "El Chapo" Guzmán. The latter is serving a life sentence in U.S. prison. Zambada has been in U.S. custody ...

Zambada’s lawyer Frank Perez has also represented his son, Vicente Zambada Niebla, who prosecutors say could testify against him at trial. Zambada Niebla previously testified against Joaquin “El Chapo ...

Vicente Zambada Niebla. The younger Zambada, who previously testified against El Chapo, could be called as a government witness against his father. "Because Vicente has information that might be used ...

Perez, who represented Zambada's son Vicente Zambada Niebla, introduces complexities as Vicente might testify against his father. Vicente previously provided testimony against notorious Sinaloa Cartel ...

Zambada's lawyer Frank Perez has also represented his son, Vicente Zambada Niebla, who prosecutors say could testify against him at trial. Zambada Niebla previously testified against Joaquin "El ...

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

Vicente Zambada Niebla, who is cooperating with the government and who is likely to be called to testify against his father. "Because Vicente has information that might be used against you ...