Amid tight security, over 5 million Tunisians are being called to the polls to elect a new president. UN Chief Ban Ki-Moon praises health workers battling Ebola on his tour of the worst affected western African nations. And, teaching troubles. As schools across sub-Saharan Africa struggle with a shortage of equipment and overcrowded classrooms, we take you to Cameroon - where parents are digging into their own pockets to pay for a better education for their children.
