Two policemen and a child were injured in a blast at a police box in Chattogram's Sholoshohor area on Friday night.
Witnesses said, the explosion took place around 8:30pm inside the police box and created panic in the area.
The injured are policemen- Arafat and Ataur, and the kid named Nawshad.
Chittagong Medical College Hospital (CMCH) police outpost In-Charge Jahirul Haque said, "Two cops were rushed to the hospital with 8% burns. They are being treated at the burn unit and the kid is undergoing treatment at casualty ward."
Police's high-ups visited the spot after the blast.
Chattogram Metropolitan Police's Additional Commissioner Amena Begum, "We are yet to understand what happened here. Bomb disposal team are on the way to the spot."