Police arrested another accused in connection with the murder of teenage boy Rajon from Sheikhpara of Sylhet on Friday morning, rising the number of arrestees to eight.
The arrestee was identified as Ali Haider.
Officer-in-charge of Jalalabad Police Station Akhter Hossain said local people caught Haider around 11:30 am and handed him over to police.
Earlier on July 8, the 13-year-old boy, Sheikh Samiul Alam Rajon, son of Sheikh Azizur Rahman of Badeali village in Sadar upazila, was brutally tortured to death over a theft at Sundar Ali Market in Kumargaon area of the city.
The killers themselves took the video footage of the incident and uploaded it on the internet.
The video clip went viral on social networking site Facebook and video-sharing site Youtube which caused a widespread outcry.