The victim says police refused to open a case of malicious damage to property claiming that they would come to the scene to investigate.
This happened at a time when the speaker of parliament, Baleka Mbete had to announce her decision on the secret ballot today
The police are currently probing the origins of the firearm believed to have been used in both incidents.
The officer’s service pistol and her vehicle, a blue Kia Rio with registration number HST 805 MP, are is still missing.
Their arrests comes after they allegedly demanded car keys from the complainant at corner Tom Lawrence and William Lynn streets on July 30 around 22:30.
Three of the six suspects did not produce their identity documents. The case was postponed to August 8 for a formal bail application.
The suspects tied the security guard and covered his face with a jersey.
During the arrests, two unlicensed firearms, 150 pipes (30 aluminiun and 120 brass) suspected to have been stolen from the surrounding mines, 20 picks and 13 shovels were confiscated.
Family is not sure whether the remains of their daughter are still in the grave.
The suspects allegedly went into the shop, held the owners at gunpoint, demanded cash and they (owners) complied with their demands.
All three suspects previously pleaded not guilty to charges of conspiracy to murder, robbery with aggravating circumstances and the murder of the principal.