In breaking news, a child has been hit by a car in Sydney's north-west.
The incident happened on Windsor Road in Baulkham Hills.
The child is critical condition and is being transported to Westmead Children's Hospital.
It is understood that the child has sustained a head injury, with NSW Ambulance telling Hit that the child is reported to be between 10-12 years old and female.
According to Transport Management, part of Windsor Road has been closed in both directions after the incident between a truck and pedestrian near Barina Downs Road.
Motorists are advised to avoid the area.
Those already in the area are being diverted down Victoria Avenue and Showground Road.
Traffic in the area is heavy and there are significant delays.