<page_title> List of WBO world champions </page_title> <section_title> Junior middleweight </section_title> <table> <cell> United States Demetrius Andrade def. Vanes Martirosyan <col_header> Name: </col_header> </cell> <cell> United Kingdom Liam Smith def. John Thompson <col_header> Name: </col_header> </cell> </table>
In 2015, Smith fought with John Thompson for the WBO middleweight left by Demetrius Andrade.