British welterweight champ David Barnes (17-0-1; 9KOs) will try to add the Commonwealth belt to his r?sum? on June 4 at the MEN Arena in Manchester, England. The 24-year old Barnes will fight Joshua Okine (15-2-1; 9KOs) of Ghana in a scheduled twelve rounder. Barnes vs Okine will be one of the supporting bouts to the highly anticipated jr. welter clash featuring Kostya Tszyu vs Ricky Hatton