Why did Mozambique's opposition call for protests?

Focus on Africa - A podcast by BBC World Service

Mozambique's opposition staged demonstrations nationwide to denounce fraud in local elections. The vote is seen as an indicator of what to expect in next year’s presidential election in the country that is rich in natural gas.   The history behind South Africa's complex and complicated relationship between Israel and Palestine   Plus, we meet the Ghanaian woman, Valarie Labi, who makes locally produced e-bikes to ease transport for women entrepreneurs in the north