5.2 Harmony Gold Mine . Access Control . Food stoppage: Searches will be conducted by security personnel and a managerial instruction will be issued in compliance with the judicial system to support prosecutors in prosecuting mine workers assisting Zama Zamas. . Operation Night Hawk: Mine security is to clamp down on food supply to underground workers. . Explosives Control: Audits will be conducted by SAPS or Department of Minerals and Energy.