An update from the CNN newsdesk in London on the stories we're following on Friday:
South Africa strike - Crisis talks have failed to halt the public sector strike in South Africa with the education and healthcare systems continuing to be the hardest hit. CNNâ€™s Robyn Curnow goes to visit a man in Soweto who cannot get hold of vital medication.
UK obesity - The number of obese people in England undergoing surgery in NHS hospitals to help them lose weight has increased ten-fold since 2000, according to a study published Friday. Weight-loss procedures rose from 238 in 2000 to 2,543 in 2007, while between April 2000 and March 2008 6,953 operations took place, the British Medical Journal (BMJ) reported. Obesity is fast beginning to challenge smoking as the greatest healthcare system cost in the UK.
Mandela driver - SizweÂ Mankazana, 23, is scheduled to re-appear before a court in Johannesburg on charges of drink driving and culpable homicide after his car flipped over on a central Johannesburg highway while returning from a World Cup concert the night before the start of the 2010 Fifa World Cup, killing the great-granddaughter of former president Nelson Mandela just two days after her 13th birthday.
Congo genocide?Â - A leaked U.N. draft report says the Rwandan army and its Congolese rebel allies now in power committed massacres in Congo in the 1990s that could be classified as genocide, using hoes and axes to kill people and burning others alive. The report says that Rwanda's President Paul Kagame threatened to withdraw troops from the U.N.-African peacekeeping mission in Darfur if the genocide allegation was published.
Kenya constitution - Kenyan President MwaiÂ Kibaki is scheduled to promulgate the country's new constitution after Kenyans voted in its favour in a referendum on 4 August.
Egypt pilgrimage - Carrying on centuries-old traditions, Egypt's Coptics were among the world's first Christians. Today, they're the largest religious minority in the country. Each year, pilgrims of this ancient sect journey to a mountain-top monastery in the south. We take a special look at the procession, its meaning and how the ritual is uniting different faiths.
Cannibal restaurant? A restaurant soon to open in Berlin has disgusted residents of the German capital by hinting that human flesh will be on the menu and asking for people to donate body parts. Local politicians are not amused and believe it is a tasteless PR stunt. We are investigating.