It's a UFO story that will make any the heart of any obsessive skip a beat: two young men take an astonishing photograph and then vanish after alerting the media.
That is what happened in August 1990, when chefs who were out walking on the edge of the Cairngorms after a long day at work snapped a diamond-shaped object hovering in the sky, as what looked like a military jet flew in the background.
But then, after they sent their image to Scottish newspaper the Daily Record, the two men vanished without a trace and the photo did not emerge in public until 2022, when it was published by the Mail.
It was an image that the Ministry of Defence and National Archives tried to keep hidden - and many files on the incident are still closed.
Now, a former MoD official who worked on the department's 'UFO desk' has given his view on what he believes happened to the chefs.
Nick Pope said he believes a 'fairly robust' conversation was held with the pair to keep them quiet, but added to The Guardian: 'The idea that that these people were assassinated by the deep state – that's just nonsense.'
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