SHILLONG, April 17 -- The Opposition Congress has attacked the ruling MDA coalition for not taking serious and immediate steps when it was required to alter the current situation the state is faced with in regards to the Ksan coal mining tragedy that occurred on December 13 last year."The coal mining tragedy has already been five months. I was the first person to raise this issue and initially the state government did not show any type of seriousness or else things would have been different today," said Congress MLA from Rajabala, West Garo Hills, Dr Azad Zaman on Wednesday while further adding, "Rahul Gandhi tweeted to Narendra Modi and only after that the state government started sending central agencies to involve in rescue operation."...