World Affairs: Price Shock: The World Economy, Upside Down

Inflation in the U.S. has reached its highest point since 1981. In developing nations, the problem is even worse. The UN says thirty-seven nations are in need of food, but can't afford it, triggering fears of food riots. So what makes prices for necessary things – like food and fuel – so volatile? This week, we revisit a conversation with filmmaker Rupert Russell about his book and film, “Price Wars: How the Commodities Markets Made Our Chaotic World.”