UPDATE - Callum has since been found, police confirmed.
Police are concerned for the safety of 13-year-old Callum Porter, who was reported missing.
Callum was last seen in the Rainworth area at around 3.15pm on Friday, January 10.
The schoolboy is white, around 5ft 1in tall and has brown hair.
He was last seen wearing a navy blazer, white shirt, grey trousers and black shoes.
If you have seen Callum or have any information on his whereabouts, please contact Nottinghamshire Police on 101, quoting incident number 601 of 10 January 2020.
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