South Sudan's army raped then torched girls alive inside their homes during a recent campaign notable for its "new brutality and intensity".
Pop star Katy Perry is among top earners, Floyd Mayweather Jr. and Manny Pacquiao on the Forbes list of The World's Highest-Paid Superstars Of 2015.
Facebook has opened its first African office in Johannesburg as part of its efforts "to help people and businesses connect" on the continent.
A new penal code came into force on Monday, decriminalising homosexuality which was banned under ancient Portugese colonial laws.
Assailants attacked numerous polling stations in Burundi overnight, while the AU says it won't observe the elections.
Julian Assange says that the time has come for legal action after leaked documents reveal Washington spied on three French presidents.
After weeks of political crisis and unrest in which dozens of protesters were killed, Burundi is expected to hold parliamentary polls on Monday.
A new report puts South African soldiers on United Nations peacekeeping missions at the top of a list of offending nations.
A gunman opened fire and killed nine people at a historic black church in downtown Charleston, South Carolina, in what police say is a "hate crime".
The Taliban insists that jihad must be conducted under one leadership and one flag, after a string of defections and reported clashes.