The Day the Markets Died: '5 Years On, Wall Street Learned Nothing'

This week Katie Pilbeam explores the Lehman's legacy half a decade after the US investment bank collapsed -- the biggest bankruptcy in history - questioning whether or not the risks of an overinflated debt and property balloon have been learned. Plus -- the virtual currency Bitcoin will soon be available at a ATM near you - Katie speaks to the brains behind the machines and also catches up with the CEO of Citroën at the Frankfurt Motor Show to discuss the rocky road ahead for the struggling European car market, as well as this week's most exciting corporate news.