(1) What on-site monitoring mechanisms has Eskom put in place to supervise external contractors to prevent interference with plant performance as it has recently been revealed that a contract worker was arrested for sabotage at Camden Power Station after he admitted to intentionally removing the oil drain plug causing oil burners to trip repeatedly;
(2) whether Eskom will re-evaluate all active contracts to root out any traces of corruption; if not, why not; if so, what are the relevant details?