The year 2013 was very bad for big business. In February 5 million was stolen from ATMs around the world after cyber criminals hacked credit cards and gave them unlimited withdrawal limits. Then, in November, 40 million credit card numbers were removed from the point-of-sale terminals of U.S. retailer Target. Ben Hammersley travels to New York and Washington D.C. to look at how crime has evolved, forensically examining the many ranks and roles of a modern criminal organisation. He also asks whether the vast fruits of cybercrime are responsible for the fall in violent crime in the West.