>> fire at subcon. >> sub con is industry speak for subcontractor. that email was sent by manager of true colors, shortly after the fire. so despite success's denials, their own agent may have been aware of the subcontract to tazrine. >> we are on the trail investigating how wal-mart supply chain works here in bangladesh. does the company know when its orders are being subcontracted? is the way they source their clothing, the system itself flawed? the garment industry is notoriously secretive, so we needed an insider. we're on our way to meet an auditor who was hired by wal-mart to assess standards at some of the factories. he doesn't want to speak to us on camera. so we recorded the camera secretly. some companies hire auditors to inspect the factories. >> how so? >> what do you think about their system? why is it bad? like what is the danger? >> from what you are saying it sounds like wal-mart supply chain is so out of control -- >> well if wal-mart doesn't know where its goods are being produced, it's because they choose not to know. this is a com