The Latest Breaking News from El Chapo

The Guerreros Unidos cartel that authorities say brothers Adan and Mario Casarrubias Salgado led fed Chicago’s appetite for heroin and is blamed for the massacre of 43 students in Mexico.

One of the notorious Flores twins is to lead a seminar at the Kane County sheriff’s office — “a rare chance for us to get into the mind of the people we are trying to find,” an official says.

The United States has sanctioned a son of Mexican drug lord Joaquin “El Chapo” Guzman, three members of the Sinaloa cartel and two Mexican-based firms, alleging they trafficked fentanyl and other drugs into the U.S. Tuesday's sanctions came the day Mexican President Andrés Manuel López Obrador was talking with President…

Sons of former Mexican drug lord Joaquin "El Chapo" Guzman denied U.S. allegations that they were major traffickers flooding the United States with synthetic opioid fentanyl, addressing the claims against them in a rare letter.

Prosecutors revealed in a recent indictment that while Sinaloa cartel boss Joaquín “El Chapo” Guzmán serves a life sentence, his sons have steered the family business into fentanyl, establishing a network of labs churning out massive quantities of the cheap, deadly drug that they smuggle into the U.S. The indictment…

In sweeping indictments, the Justice Department targeted two dozen operatives in the Chapitos network of the Sinaloa cartel. But many drug policy experts say this won't slow fentanyl deaths.

Vivianna Lopez and Valerie Gaytan, wives of Pedro and Margarito Flores, admitted to involvement in a conspiracy to launder millions from their husbands’ drug trafficking business after the men were taken into federal custody.

Members of the Mexican cartel are facing several charges involving fentanyl trafficking, weapons and money laundering in New York, Illinois and Washington, D.C.

Authorities announce charges against so-called ‘Chapitos’ cartel leaders, Chinese chemical firms linked to fentanyl.