U.S. Ambassador Ken Salazar has rejected accusations by Mexico’s president that the U.S. shares some responsibility for ...

U.S. intelligence analysts suggest the conflict could last for years. The Drug Enforcement Administration reports the Sinaloa ...

Some 53 people have been killed and 51 others are missing in Mexico's western Sinaloa state since rival factions of the ...

At least 53 people have died in Mexico's Sinaloa state as factions of its powerful cartel clash over the arrest of leader Ismael "El Mayo" Zambada in the United States.

Mexican President Andrés Manuel López Obrador says the United States is partially responsible for a wave of violence in ...

Mexican federal forces have arrested "El Piyi" alleged security chief for the "Los Chapitos" faction of the Sinaloa Cartel.

Mexican leader says the U.S. bore some responsibility "for having carried out that operation" to arrest Ismael 'El Mayo' Zambada.

President López Obrador called out the United States on Thursday, saying the U.S. is partly to blame for ongoing cartel ...

Two warring factions of the Sinaloa cartel appear to be fighting for power since two of its leaders were arrested in the U.S.

The recent surge in cartel warfare had been expected after Joaquín Guzmán López, a son of former Sinaloa cartel leader ...

Twelve days before his term in office concludes, the president of Mexico ripped into the U.S. government for allegedly making an under-the-table deal that landed two Sinaloa cartel leaders in ...

Mike Vigil, former DEA Chief of International Operations, discusses the arrest of Sinaloa Cartel leaders and how to stop the fentanyl crisis.