Dhaka, Nov. 1 -- The Rapid Action Battalion (RAB) has said it expects to complete the investigation into the killing of Tanvir Mohammad Twaki in Narayanganj "soon".

RAB-11 Commanding Officer Lt Col HM Sajjad Hossain said the investigation had made "much progress" and that the process was ongoing.

"We have made many developments and hope to submit it very soon," he said at a press conference in Dhaka's Karwan Bazar on Saturday.

The briefing had been called to share information on the arrest of eight suspects and the seizure of 11 firearms from the riverine areas of Narsingdi, but officer Sajjad also responded to questions about the long-delayed Twaki case.

The family of Twaki, son of cultural activist and civic movement leader Rafiur R...