U.S. Ambassador Ken Salazar rejected accusations by Mexico’s president that the U.S. was partly responsible for a surge in cartel warfare in northern Sinaloa over the weekend.

Some 53 people have been killed and 51 others are missing in Mexico's western Sinaloa state since rival factions of the Sinaloa Cartel began clashing on Sept 9, local authorities said on Friday, with gruesome violence showing no signs of abating.

Mexican President Andrés Manuel López Obrador has blamed the United States in part for the surge in cartel violence terrorizing the northern state of Sinaloa which has left at least 30 people dead in the past week.

(NewsNation) — Rival factions of the Sinaloa drug cartel are waging a deadly war in northwestern Mexico, leaving dozens dead and missing in the wake of U.S. arrests of key cartel leaders. The violence between groups known as the “Mayos” and the ...

At least 30 people have been killed in the past two weeks in Mexico's northern state of Sinaloa as two factions of the powerful Sinaloa cartel continue to clash, authorities said Tuesday. Defense Secretary Luis Cresencio Sandoval said that two military personnel were among those killed in the fighting that started Sept.

Shootouts in the western Mexican state of Sinaloa have kindled fears that an intra-cartel war is about to break out in the wake of the arrest of legendary trafficker, Ismael "El Mayo" Zambada, in July.

Mexican President Andrés Manuel López Obrador is asking the warring factions of the Sinaloa cartel terrorizing the capital city of Culiacán to act "responsibly” so no one else gets killed

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