Search continues for schoolgirls abducted in Nigeria's Kebbi State

At least 20 schoolgirls are still missing in Nigeria's north-western Kebbi State after they were kidnapped at dawn from their dormitories at a secondary school. How can mass abductions in Nigeria be stopped?South Africa fears a "cleansing agenda" after the controversial arrival of 153 passengers from Gaza in the country.And how Ethiopia plans to tackle its housing crisis, which has been fuelled by rapid urbanisation.Presenter: Nyasha Michelle Producers: Sunita Nahar, Yvette Twagiramariya and Joseph Keen in London Technical Producer: Gabriel O'Regan Senior Producer: Patricia Whitehorne Editors: Andre Lombard and Alice Muthengi