A 35-year-old woman was shot dead on Monday morning while travelling to work in Hermanus.
Police spokesperson Frederick van Wyk said police were investigating a case of murder and two of attempted murder.
Netwerk24 identified the 35-year-old as Dorianne Lock who died on the scene.
It reported authorities were investigating the possibility the order for the shooting might have come from a prison in Caledon.
Van Wyk said the shooting occurred at Marigold Street, Mount Pleasant, Hermanus, and no arrests had yet been made.