
Zambada founded the Sinaloa Cartel along with now-jailed drug lord Joaquin “El Chapo” Guzman, and US prosecutors allege he continues to lead the organisation from hiding.
Thursday’s fentanyl-related charges add to a litany of indictments for crimes relating to drug trafficking and organised crime.
“Fentanyl is the deadliest drug threat Americans have ever faced, and the Sinaloa Cartel continues to be the largest trafficker of fentanyl into the US,” DEA administrator Anne Milgram said in a statement released by the US justice department.
Fentanyl is the leading cause of death for Americans between the ages of 18 and 45, Milgram said.