The deceased, identified as Jahangir Alam, was a dried fish trader based in Asadganj, Chattogram city. He was the son of former union parishad member Abu Syed.
According to Officer-in-Charge (OC) AKM Shafiqul Alam Chowdhury of Raojan Police Station, Jahangir was ambushed while heading to the mosque to offer the Jummah prayer.
Eyewitnesses said the assailants first attacked Jahangir with sticks, knocking him to the ground, before opening fire on him. When worshippers at the mosque tried to intervene, some were injured by the attackers, reports UNB.
The motive behind the murder is yet to be determined, the OC added.