Cooling towers stand at the Hendrina power station, operated by Eskom Holdings SOC Ltd., beyond electrical power lines in Middelburg, South Africa, on Wednesday, April 13, 2016. Creditors of Glencore's Optimum Coal mine approved a plan to sell it to a company controlled by South African President Jacob Zuma's son and the Gupta family on Friday, according to an administrator of the business-rescue team. Photographer: Waldo Swiegers/Bloomberg via Getty Images