Guardian Daily: More market turmoil

Our business editor Deborah Hargreaves discusses a volatile day in the markets while deputy leader of the Liberal Democrats Vince Cable gives us his reaction to the turmoil.

Dr Iain Lang from the University of Exeter on the links between food and drink packaging and heart disease and diabetes.

The Guardian's Chris McGreal has been speaking exclusively to Zimbabwe's prime minister Morgan Tsvangirai.

We hear about the plane passengers who refused to re-board their plane after two aborted take-off attempts, as the Guardian's Kate Connolly explains.

And Dasha Zhukova, Roman Abramovich's other half, speaks to the Guardian's Luke Harding about turning a Moscow bus depot into a Moscow art gallery.