Rail communications of Khulna with other parts of the country has been suspended following the derailment of a bogie of an oil tanker train in Doulatpur upazila of Khulna district Monday afternoon. Shafiqul Islam, in-charge of Doulatpur Rail Police camp, said the bogie veered off the tracks around 2:30 pm while the oil tanker train returning to Khulna from Santahar after unloading oil in front of Doulatpur BGB headquarters. Also read: Admission seekers’ blockade snaps Dhaka’s rail link with other parts for over 3 hrs Already, a relief train from Khulna left for the spot removing the bogie.