More than 160 people were killed when heavily armed South Sudan tribal fighters launched a raid on a rival group.
The German-flagged container vessel was captured about 400 miles off the southern Somali port of Kismayu on April 4.
President Jacob Zuma has succeeded in avoiding protracted labour unrest that would have hurt his presidency.
The leader of a radical Islamic sect in northern Nigeria was shot dead in police custody late on Thursday .
Security forces in northern Nigeria battled the remnants of an Islamic sect following days of unrest and 180 deaths.
Botswana's central bank will introduce new banknotes with enhanced security features next month.
Security forces have freed scores of women and children during a crackdown on a violent Islamic sect.
Court sentenced five men to death for masterminding suicide bomb attacks in 2008 that killed at least 24 people.
Clashes between the police and Muslim rebels in the Nigerian city of Maiduguri have killed 103 people.
At least 24 people, most of them civilians, were killed when rebels attacked an army base in eastern Congo.