South Korea says the North has fired missiles

South Korea says the North has fired a number of short- range missiles.

Also in the programme: after a failed attempt at a military uprising in Venezuela this week, what are the prospects for a peaceful solution to the country's civil conflict?

And can scientists develop new types of food that can sustainably feed a growing global population?

Joining Julian Worricker to discuss these and other stories are Sally Leivesley, a London-based international risk and security consultant who's advised both the British and Australian governments, and Robbie Barnett, a British scholar and expert on Tibet and nationalities in China.

(Image: A TV screen showing North Korea's leader Kim Jong Un during a news report in Tokyo. Credit: Reuters)