Ebola cases reach more than 500

Summary

In tonight's programme: The number of Ebola cases hits 550 in DR Congo as the WHO chief praises neighbouring Uganda for its response to the outbreak. Also, in Nigeria, the military says it has rescued over 400 women and children from Boko Haram extremists after they were abducted in May. And the countdown to the World Cup begins, but some Africans are facing visa problems, including an award-winning Somali referee.