Mass DNA re-testing at a beleaguered lab is likely to reveal issues with more cases, a state government warns amid reforms to keep the forensic samples for longer.
Queensland's state-run lab has been the subject of two full-scale inquiries into its operations since testing issues were first raised following the death of 23-year-old Shandee Blackburn, who was stabbed more than 20 times on her way home from work in Mackay in 2013.
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