Lomachenko and Kambosos will meet on May 12th

The bout between former three-weight world champion Vasiliy Lomachenko and former lightweight world champion George Kambosos is set to take place on May 12th.

The match was officially announced live on ESPN during the Beterbiev-Smith fight. The match will be held in Australia, but the venue has not been named yet. 

The IBF lightweight world title will be on the line.