Four people, including three of a family, were killed during a nor'wester in Joypurhat district last night. The deceased are: Shilpi Begum (27), wife of Joynal Mia of Khalishbari village in Khetlal Upazila; her two children Newaj Mia (7) and Niamul Hossain (4); and Morium Begum (70) of Harunja Akandapara village under Kalai Upazila of Joypurhat. Witnesses said the storm