The four-month-old baby died in hospital a day after her mother and brother were killed in a horrific crash on Sydney’s southwest motorway.
The incident occurred on Monday morning when Katrina Prahastono attempted to turn around on the Hume Expressway and collided with a cement truck.
Both Prahastono and her son died on the spot, while her child was taken to the Children’s Hospital in Westmead.
The child died in the hospital on Wednesday.
Originally published as 4-month-old baby dies in hospital after mother and son die in horrific crash