Commuters were evacuated from a train after smoke was seen coming from it. The incident occurred at Bukit Gombak station.

A likely cause of the smoke has been identified. According to SMRT Trains, the smoke was probably due to a faulty brake.

Further information about the incident is available from the source. The details provided indicate that a technical issue with the train's brake system may have led to the smoke and the subsequent evacuation of commuters.