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

The violence, linked to the arrest of cartel leaders, has prompted school closures and security alerts in the affected areas.

At least 30 people have been killed in the past two weeks in Mexico’s northern state of Sinaloa as two factions of the ...

The clashes follow the arrests on U.S. soil of Sinaloa Cartel co-founder Ismael "El Mayo" Zambada, as well as Joaquin Guzman ...

Mexican President Andrés Manuel López Obrador is asking the warring factions of the Sinaloa cartel terrorizing the capital ...

The son of a Mexican drug cartel leader has been convicted of charges that he used violence to help his father operate one of ...

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

"El Piyi" is the security chief of Archivaldo Iván Guzmán Salazar, son of "El Chapo" and believed to be leading the criminal group at the moment ...

Mexican President Andres Manuel Lopez Obrador said Thursday that the United States shared blame for bloody cartel infighting that erupted in the country after Washington arrested a narco kingpin.

An influential leader of Mexico's Sinaloa cartel Ismael "El Mayo" Zambada pleaded not guilty this week in a U.S. drug ...

Eleven more people have been killed in a wave of violence in a Mexican cartel heartland shaken by gang infighting, authorities said Sunday.