National 0 1 min readMd Humayun Kabir Khandakar, Divisional Commissioner of Rajshahi, inaugurates Kaichar mass grave memorial in Bogura Sadar Upazila on Wednesday. 10 Sep 2020, 12:00 am0Md Humayun Kabir Khandakar, Divisional Commissioner of Rajshahi, inaugurates Kaichar mass grave memorial in Bogura Sadar Upazila on Wednesday. admin .