The Treasury is looking into media reports that South African Revenue Service (SARS) has established a special investigation unit similar to the controversial "rogue unit". National Treasury says it first learnt about the unit through the media. The department's spokesperson Yolisa Tyantsi...meanwhile, a professor of constitutional law at the University of Cape Town, Pierre de Vos, says there is nothing sinister establishing a special investigation unit similar to the controversial "rogue unit". He now joines us on the line, to elaborate further