A circumstantial Crown case based on forensic blood spatter evidence, the accused's presence at the scene within the time-frame of the offence, and the inherent improbability of the accused's explanation for his conduct may be sufficient to sustain a murder conviction even where no weapon is recovered, no motive is established, and a competing hypothesis of an unknown intruder exists. The question whether a court of criminal appeal may take into account an accused's exercise of the right to silence until trial was expressly left open.
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