cops to launch a murder probe. Allan Bryant said his son, also named Allan, would have to be 'the invisible man' to have gone unseen for so long and believes people in his hometown must have information.
Allan Senior says he is in 'no doubt' his son was murdered and has even put names to police of those he believes were involved.
Allan Junior is classed as a missing person and despite sparking one of the biggest search operations ever conducted by Police Scotland, no trace of him has ever emerged.
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