More than half the population in Sudan - nearly 26 million people - face acute hunger as the ongoing war hinders agricultural production. The UN agency for Food and Agriculture (FAO) says it is trying to provide seed to farmers to help grow food.

Who are Nigeria's ghost workers who are costing the economy millions of dollars? And will a new government plan succeed in exposing them and crackdown on the problem?

And a Congolese entomologist says protein-rich insects are the food of the future.

Presenter :Audrey Brown Producers: Bella Hassan in London, Frenny Jowi in Nairobi and Blessing Aderogba in Lagos. Technical Producer: Jack Graysmark Senior Journalist: Patricia Whitehorne Editors: Alice Muthengi and Andre Lombard