The U.S. ambassador to Mexico on Saturday rejected President Andres Manuel Lopez Obrador's claims that the U.S. was "co-responsible" for violence in the western state of Sinaloa, where more than 50 people have died in an intra-cartel war this month.

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.

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

STORY: More than 100 people are dead or missing in Mexico's western Sinaloa state since rival factions of the Sinaloa Cartel began clashing on Sept 9, with the gruesome violence showing no signs of stopping.

Mexican President Andres Manuel Lopez Obrador on Thursday blamed the US in part for a surge in cartel violence in the northern state of Sinaloa that has left at least 30 people dead in the past week.

Mexican President López Obrador acknowledges that people are scared about the clashes between El Mayo and Los Chapitos, but insists that the government has deployed enough security forces to control t

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

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