Wanted man believed to be in East Midlands
The assault took place on May 25 in the Birchwood area of Lincoln.
Numerous inquiries made by Lincolnshire Police to locate him 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.