Sinaloa cartel boss Vicente Zambada-Niebla supplied drugs to Chicago, but says he was a DEA snitch
suntimes.com Court documents: “tons of illicit drugs continued to be smuggled into Chicago and other parts of the United States and consumption continued virtually unabated,” while DEA agents allowed Zambada-Niebla and other cartel leaders to run drug business without interference, while info on rival drug cartels was collected ... en.wikipedia.org Sinaloa Cartel operating primarily out of Mexican states of Baja California, Sinaloa, Durango, Sonora and Chihuahua; used Boeing 747 cargo aircraft, narco submarines, container ships, go-fast boats, fishing vessels, buses, rail cars, tractor trailers and automobiles ...