Benn v Collins: They'll be blowing hard after three rounds

5 Live Sport's boxing pundit Steve Bunce says that, despite being in "sensational shape", Nigel Benn and Steve Collins will find it difficult to maintain their stamina, should their bout go ahead.

Benn, 53, and Collins, 52, told BBC Sport they intend to fight again, 21 years after their last bouts.

This clip was first broadcast on 5 Live Sport on Thursday 29 June, 2017.