A couple and their daughter were killed after a bus hit their motorcycle in Lakshipur Daspara area in Baliadangi upazila of Thakurgaon on Sunday morning.
The deceased were identified as Masudur Rahman (50), his wife Hamida Begum Monowara (45) and their daughter Meher Nigar (13).
Masud and his daughter Nigar were rescued by fire service members and taken to Thakurgaon Modern Sadar Hospital where they succumbs to their injuries while undergoing treatment.
