The Police in the Western Region have arrested four people suspected of being involved in the robbery incident that resulted in the shooting and killing of Lance Corporal Nicholas Duku last Sunday.
The leader of the gang, one Kwaku Mintah, is said to be a Gospel singer.
The dead cop was with the Tarkwa Divisional Command in the region.
According to the police, the suspects admitted to carrying out the operation at the premises of a gold refinery company at Bogoso.
