Caroline Dubois beats Terri Harper on points and adds WBO to WBC lightweight title

• London-born fighter wins easily on points

• Harper was knocked down in sixth round

Caroline Dubois added the WBO world lightweight title to her WBC crown with a unanimous points victory over her fellow Briton Terri Harper. The London-born younger sister of heavyweight Daniel Dubois scored a 98-91, 97-92, 98-91 win to see off Harper at London Olympia on Sunday night.

Dubois struggled to get to her opponent initially, but floored her in the sixth round and never looked back as she moved a step closer to unifying the division.