D'Arcy Waldegrave: Sportstalk host on Jordie Barrett's knee injury putting his World Cup opener slot in doubt - Heather du Plessis-Allan Drive

All Blacks midfielder David Havili is vowing to be ready if called upon for the World Cup opener against France this weekend.

Jordie Barrett is in doubt for Saturday's match with a knee issue, and could become the fourth All Black to be sidelined.

Sportstalk host D'Arcy Waldegrave explains further.

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