South Africa's biggest union group backs Ramaphosa to succeed Zuma

South Africa's Deputy President Cyril Ramaphosa saw his chances of becoming the country's next leader increase on Thursday when a powerful union group backed him to succeed President Jacob Zuma as head of the ruling party. Zuma is expected to stand down as African National Congress (ANC) president at a party conference in December next year, ahead of national elections in 2019 when his tenure as the country's president will end. The debate over who should follow Zuma has heated up since the ANC