Journalist Misha Glenny [McMafia] spent several years in a courageous investigation of organized crime networks worldwide, which have grown to an estimated 15% of the global economy. From the Russian mafia, to giant drug cartels, his sources include not just intelligence and law enforcement officials but criminal insiders.
One disturbing trend. Cocaine and heroin use is dropping as pills get more powerful. The pills can be made in the consuming countries, not the Third World. So organized crime will be moving major operations to countries like the US.