Dark Web Shutdowns

The dark web sounds a sinister place. The police say it's the internet equivalent of a dingy back lane at night where drug dealing, illegal weapons sales and stolen goods change hands. The chances are you've probably never come across it - you can't get to it from Google or Bing. But police forces in Europe and the US say they've just shut down parts of this dark web and warned criminals they've now got nowhere to hide in cyberspace. We interview Troels Oerting from the European Cyber Crime Centre.