The private world of one of Africa's most powerful political women is revealed in a BBC World Service exclusive.

The 27-year-old's tune Bangaranga won Bulgaria its first ever title in the song contest.

No group has yet claimed responsibility for the attacks, which have devastated Mussa town in Borno state.

The individual is one of four former passengers on the MV Hondius isolating on Vancouver Island, British Columbia.

The attack occurred at Horseshoe Reef - north-west of the popular Rottnest Island near the city of Perth, local police say.

Israel's prime minister says he has ordered legal action over an article which alleged Israeli security officials raped Palestinian detainees.

Africa's top health agency says around 246 cases have been reported.