Paul was reported missing on Sunday, November 3 at 1.20am after last being seen Felsham Close in Bolton.
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He is described as a white male, around 5ft4in, with a stocky build.
He has short brown hair and was last seen wearing a grey Nike hoodie, blue jeans, and black and white trainers.
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Officers are becoming increasingly concerned and want to make sure he is safe and well.
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A spokesperson from GMP said: “Can you help find missing Paul?
“Officers want to make sure he is safe and well.
“Any information, please call 999 or 1161 856 5546.”
