“When the police officers arrived at the scene, a shootout between the suspects and the police followed,” said Swartbooi.
Two men – aged 76 and 40 – and a woman, 40, were shot and wounded along with a 30-year-old police constable.
The four victims were taken to nearby hospitals for medical treatment, said Swartbooi.
The suspects fled the scene and are yet to be arrested.
The Kleinvlei police station is investigating cases of attempted murder, attack on the police and business robbery.