New York Times reporters witnessed the dangerous fentanyl production process inside a secret lab in Culiacán run by Mexico’s most powerful criminal syndicate.

The Mexican government is working against the clock to strengthen three aspects that the US has historically pointed out as ...

A global crackdown on fentanyl has led cartels to innovate production methods and test their risky formulas on people, as ...

Authorities say the suspects work for "El Perris," the leader of the armed wing loyal to the Chapitos known as "Los Ninis"; ...

The Times reporters visited a fentanyl cooking operation in the capital of the state of Sinaloa and included photographs of ...

Mexican cartels, desperate to dominate the fentanyl drug trade amid global crackdowns, are using vulnerable people and ...

The new wave of drug lords is allegedly prioritizing endeavors with short-term profits such as extortion, human trafficking and illegal mining and logging.

Donald Trump has threatened 25% tariffs on Mexican goods unless more is done to stop the flow of illegal immigration and ...

The government of Mexico says guns from the U.S. help fuel cartel violence. Now it's suing a major American gun maker and a ...

Using contraband cellphones and women that he called his 'wives,' a California prisoner oversaw a sprawling drug ring that ...

Amid a fresh wave of violence, Mexico's President Claudia Sheinbaum has sent her security chief and thousands of troops to ...