The Court of Appeal held that DNA evidence from mixed samples using likelihood ratios was properly admitted despite contamination concerns, as the likelihood ratio methodology can accommodate unknown contributors. The Court confirmed that exculpatory statements made by an accused to police are evidence of the truth of their contents and the jury must be directed accordingly, though the misdirection here did not cause a substantial miscarriage of justice. The Court held that post-offence conduct of cleaning up evidence did not require an Edwards direction where the Crown relied on it only to explain the absence of evidence rather than as demonstrating consciousness of guilt.
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