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CCTV footage of Mr Wilson from Tuesday, August 13, shows Mr Wilson sporting a beard with a grey patch on his chin.
Earlier photos showed him clean-shaven.
He may be driving a silver Toyota Vitz, registration EZQ681 (pictured).
The vehicle has a large scrape on the passenger side.
Police and Bryce’s family have concerns for his wellbeing.
If you have any information on Bryce’s whereabouts, please call 105 quoting file number 190815/2045.