Police on Sunday night found an unlicensed gun and matching rounds during the search of a car at Agricola Public Road.
Three men are in police custody assisting with investigations.
According to a police press release issued yesterday, around 22:00 hrs ranks of a mobile police patrol stopped and searched motor car HB 5734 during which an unlicensed .38 revolver with six matching rounds was found.
The vehicle has also been detained.