“What Al Capone was to beer and whiskey, Guzmán is to narcotics, [except Guzmán] is clearly more dangerous than Al Capone was at his height.” Al Capone chose Chicago as his headquarters in part because it is America’s transportation hub. Mexico’s Joaquín ‘El Chapo’ Guzmán Loera and his Sinaloa Cartel have made Chicago their American headquarters for much the same reason. But there are other factors that make Chicago the perfect place for the cartels to do business. From Chicago Magazine’s Jason McGahan: Why Mexico’s Sinaloa Cartel Loves Selling Drugs in Chicago.