Dhaka, July 16 -- Scrap trader Lal Chand alias Md Sohag was killed in Old Dhaka over business rivalry, not for any political motive, Dhaka Metropolitan Police (DMP) Commissioner Sheikh Md Sajjat Ali said on Wednesday.

"The person who was seen throwing a stone at Sohag was initially unrecognised, but a special police team later confirmed his identity and arrested him from Patuakhali on Tuesday night," he said at a press conference at the DMP Media Centre, UNB reports.

Nine people have so far been arrested in connection with the murder, he added.

"Following the incident, in-charge of Chawkbazar police outpost Sarwar detained two suspects-Mahbub and Mohin-from the scene. Based on witness accounts and CCTV footage, seven more suspects were...