The umbrella body of students in Nigeria, National Association of Nigerian Students, NANS, has warned South Africans over their threat to Nigerian goalkeeper Stanley Nwabali over his performance at the ongoing Africa Cup of Nations, AFCON. The students tackled the South Africans in a statement signed by the Senate President of the association, Ekundina Elvis, on Friday. The Super Eagles keeper plays at Chippa United, a football club in South Africa. Although this threat is yet to be reported, football observers believe some South Africans are displeased with Nwabali’s role in preventing their …