South Africa's(SA) governing African National Congress (ANC) President Cyril Ramaphosa has defended the National Health Insurance (NHI) as part of government's efforts to ensure equality in the provision of healthcare.Ahead of the signing of the bill by South African president Cyril Ramaphosa, Professor at the Wits School of Governance in South Africa(SA), Alex Van den Heever says that the government's National Heath Insurance (NHI) bill is likely to be challenged as it is viewed as ambigious and premature. Channel Africa reporter, Michael Mbewe joined Lulu Gaboo, from the Union Building in Johannesburg.