Six coaches of the Kolkata-Sairang Express derailed at Digaru railway station in Assam’s Kamrup (Metro) district on Wednesday morning, officials said. Kapinjal Kishore Sharma, Chief Public Relations Officer (CPRO) of Northeast Frontier Railway, told ANI over the phone that no casualties had been reported so far. “Six coaches of the Kolkata-Sairang Express have derailed at Digaru railway station at around 6:54 a.m. today. So far, no casualties have been reported.