SINGAPORE — Rail operator SMRT and two of its employees have been charged over a fatal accident in March, which resulted in the deaths of two trainees on the train tracks near Pasir Ris MRT station. We recap the events surrounding the incident on March 22 this year: March 22 • SMRT trainees Nasrulhudin Najumudin, 26 and Muhammad Asyraf Ahmad Buhari, 24, were killed by a train pulling into Pasir Ris station shortly after 11am. • Both men were 150m away from the station platform, and were part of a 15-member team sent earlier that morning to assess a warning signal from a signalling condition monitoring device installed along the train tracks near the station. • No other team members were injured. March 23: • SMRT said in a statement that safety procedures were not followed prior to the accident. • The transport operator said its records did not show the team of 15 carry out a critical procedure before they were allowed to step back on to the trackway.