ब्लैक डायमंड एक्सप्रेसः ब्लैक डायमंड एक्सप्रेस से निकल रहा धुआं, चलती ट्रेन में यात्रियों में दहशत

Smoke in Black Diamond Express: Passengers informed that the train was on its way to Howrah from Dhanbad in the afternoon. The train had been experiencing some problems since the beginning of the journey. At first, there was a slight distur