Police use 'real-time' tweets in search for missing manpublished at 06:50 Greenwich Mean Time 20 November 2018
Police have been using social media through the night to try and jog people's memories about the disappearance of a man in York three years ago:
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Rory Johnson Hatfield, from Skipton, vanished on a night out in the city on 19 November 2015.
Officers have been tweeting real-time sightings of him, coinciding with his movements from three years ago, in the hope someone comes forward with information.