Police are asking members of the public to report any sightings of a man wanted for recall to prison.
Antony Dancer, 33, of Doncaster, was jailed for 22 months in August 2017 for assault and released on licence in June this year.
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He has since breached the terms of his licence and is now wanted for recall to prison.
It is believed that he could be in York, Doncaster or London.
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Anyone who believes they have seen him or knows where he is now is asked to call North Yorkshire Police on 01904 618691 and pass information to the Force Control Room.
Information can also be passed to Crimestoppers, anonymously, on 0800 555 111.