A Cox's Bazar court today placed three witnesses in the Major (Retd) Sinha Rashed Khan murder case on four-day remand.
Tamanna Farah, judge of Senior Judicial Magistrate Court-3, Teknaf, granted the remand on Tuesday.
The three witnesses are: Nurul Amin, Nizam Uddin and Mohammad Ayas of Marishbunia, Baharchhara in Teknaf.
Earlier, the court placed them on a seven-day remand on August 12. They were taken into RAB custody on August 14 and sent to jail on August 20 after questioning.
On August 9, a RAB team detained them from the Marishbunia area of Teknaf on charges of involvement in the incident.
"The investigating officer of the case requested another four-day remand for more information," RAB Assistant Superintendent of Police (ASP) Khairul Islam confirmed the information.
Earlier on August 18, the Rapid Action Battalion (RAB) arrested the three people for involvement in the Sinha murder case.
On July 3, Sinha went to Cox's Bazar with Shipra Debnath, Shahedul Islam Sifat and Taskin to film a travel video. Major (retd) Sinha was shot dead by police at Shamlapur check post on the night of July 31 while he was on his way back to Nilima Resort in the Himchhari area of Cox's Bazar on Marine Drive after filming a video on Marishbunia hill in Teknaf.