Nine Nigerian banks are suspended from foreign currency trading for not paying a total of $2bn owed to the government, a central bank source tells the BBC.
Riot police break up protest in Zimbabwe, Burundi arrests suspected social media activists, Nigeria row over dog named after president and more updates.
South Africa's rand falls against the dollar as rumours persist that Finance Minister Pravin Gordhan could be arrested imminently.
Was it wrong for Olympians to change nationality?
Aberdeen, Mandela, the FCO and the 'Gay Gordons'
Intimate portraits of Africans living in India
Can a DJ persuade Senegal's young people not to leave?
Nigerians proud of crowdfunded Olympian despite medal mix-up
How tainted Fifa boss transformed African football
Custody battle after child rescued from Boko Haram
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