Four members of family including a police were burnt in cylinder gas blast in Khulna. The incident took place at a house of Mojguni Residential area in Khalishpur of the district on Saturday morning.The burnt police member is Atiar Rahman, a driver of Khulna Metropolitan Police.Sub-Inspector of Khalishpur Police Station Jahangir told Jagonews24.com that, the cylinder gas was burnt when Atiar’s wife was cooking. Locals recovered four members of family in severe burnt and sent them to burn unit of Khulna Medical College Hospital.