The Railway Safety Regulator's (RSR) will today release a preliminary investigation report into the cause of Fridays train collision at Booysens, south of Johannesburg. Meanwhile, Metrorail has confirmed that operations on the route between Booysens and Crown station have resumed following the collision. A problem with the signalling equipment is suspected to have caused the crash, more than 200 people were injured. Railway Safety Regulator CEO Nkululeko Poya...