Joseph Parker: On his crazy sleep schedule ahead of IBF title against Daniel Dubois - Sportstalk with D'Arcy Waldegrave

Plans for a step up in intensity for heavyweight boxer Joseph Parker when he challenges IBF champion Daniel Dubois in Saudi Arabia on Sunday.

The Kiwi-Samoan will look to become a two-time world champion, after capturing the WBO title back in 2016.

Parker says he'll need to play it smart against Dubois.

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