April 2015, shortly after Brian Molefe was seconded as Transnet CEO to Eskom, the power utility’s board discussed its cooperation agreement with Optimum Coal Mine (OCM) that sought to address OCM’s struggles. The mine was producing coal for Eskom below cost, at around R150 per ton, and was likely to close unless it could secure a higher price. In 2013, OCM had approached the arbitrator in an attempt to raise its price, but then backed down and agreed to work with Eskom to solve its dispute. The Eskom board mandated Molefe to get information on the negotiations and report back. Molefe took...