CoHNA and other organisations have voiced frustration over the lack of significant action from law enforcement to protect journalists and prosecute perpetrators.
AFP Acting Sydney Airport Police Commander Dom Stephenson said illicit substances, including cocaine and methamphetamine, inflicted misery on the Australian community.
"We are outraged by this latest incident that mirrors several previous attacks—many blamed on pro-Khalistan activists," the Hindu American Foundation stated.
The crash killed 42-year-old mother Nancy Lefrançois and her 11-year-old son Loïc Chevalier, who were travelling in a passenger vehicle struck in the collision.