Community members alerted the police about the incident, leading to the arrest of the three suspects.
Constable Mlungisi Kidwell Ranaka was killed after four men stormed into his home in the Mfuleni area at around 21.00pm.
They are expected to appear in the Mokopane Magistrate’s Court soon on a charge of the possession of an endangered species.
‘We are not well at all and we do not know if and when we will ever be fine,’ said slain student Yonela Boli’s aunt, Nomvuselelo Boli.
The police are investigating a concealment of birth case.