When Kenya's Supreme Court annulled the result of the August presidential election last month, many hailed it as a victory for democracy. But this week's re-run has once again exposed the rifts in Kenyan society. So what did this whole exercise achieve? Our correspondent, Tomi Oladipo, in Nairobi. Also in this programme/podcast: the elevation of China's President Xi, Brexit fears stalk universities and who is Thailand's new king? (Photo: Rioters carry sticks as they walk near a police vehicle in Kawangware slums in Nairobi. Credit: Reuters)