A jury convicted him of drug trafficking and engaging in multiple murder conspiracies as the leader of the Sinaloa Cartel, one of Mexico’s largest, most violent drug-trafficking organizations.
"We can confirm that Joaquin Guzman is in the custody of the Federal Bureau of Prisons at
United States Penitentiary (USP) Administrative Maximum (ADX) Florence, located in Florence,
Colorado," the U.S. Bureau of Prisons said in a statement.