In Nigeria, more money means more problems

From the BBC World Service: Nigeria allows the use of old notes to ease new problems – for now. A plan to replace notes has been beset by problems with a scarcity of cash leading to riots in some cities. Our reporter explains the backdrop and we hear from those affected in Lagos. Plus, one of the world’s biggest chip companies says its intellectual property has been stolen. And, why New Zealand is struggling with a shortage of eggs.