Volkswagen's "toxic" culture to blame for emissions scandal?

Volkswagen has admitted to rigging 11 million diesel cars with software that allowed them to cheat emissions regulations. US corporate management advisor and author Brian Fielkow says these issues always starts at the top. Mr Fielkow runs Houston-based logistics company Jetco Delivery and is about to head to New Zealand to speak about workplace health and safety at the Driving to Perfection Conference, organised by business advisors, Ritetrack.