Horrific death of Kardell Lomas sparks urgent calls for new independent oversight of police

Federal government's expert advisory panel on sexual violence says it repeatedly warned of chronic failure of police to adequately investigate violence

• Pregnant and frightened, Kardell Lomas begged for help. Police found her body in the boot of a car

• Amy McQuire: Kardell Lomas's heartbreaking apology to police is a moment that should shame all Australians'

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Members of the federal government's own expert advisory panel on sexual violence have called for urgent" independent national oversight of police after new revelations about Queensland police failures before the killing of the First Nations woman Kardell Lomas.

Guardian Australia's Broken trust investigation revealed that Lomas, a 31-year-old Kamilaroi and Mununjali woman, had sought help from police and other agencies in the months before she was killed.