Derbyshire police have joined in the search for a wanted man from Lincolnshire.
Richard Johnson, 40, is wanted in connection with an assault in Birchwood, Lincoln.
He was last known to be living in Lincoln but it is believed he could be residing anywhere in the East Midlands.
Numerous enquiries have been made to locate him but have yet to be successful and officers would like to hear from anyone who has any information in relation to his whereabouts.
If you see Mr Johnson please do not approach him and call Lincolnshire Police on 101, quoting incident 407 of 25/05/2015.
Please use the same number if you have any information relating to his current whereabouts or call the independent charity Crimestoppers anonymously on 0800 555 111.