Global Markets React to China's 'Black Monday'

Available for over a year

Global stocks plunge on fears over the world's second largest economy. We find out how the slowdown could affect economies around the world. Also in the programme, we hear about a new hydrogen battery that could lead to longer life smartphones. And how snooping online has just got easier. Our regular commentator Lucy Kellaway of the Financial Times fills us in. (Picture: Traders react to volatile markets. Credit: Getty Images.)