Court gives go ahead to silicosis/TB class action suit against gold mining companies May 13, 2016 Ruling expected on Friday in silicosis class action certification case General Vavi says no to Maimane about United Front coalition with DA in NMBPosted by admin News24 reports that former Cosatu general secretary Zwelinzima Vavi has been dodging offers to join political parties and become Nelson Mandela Bay (NMB) mayoral candidate. Source: Latest News