Robert Whittaker down to be backup for Dricus du Plessis vs. Israel Adesanya title fight
Robert Whittaker down to be backup for Dricus du Plessis vs. Israel Adesanya title fight

Former middleweight champion Robert Whittaker wants to serve as backup fighter for the UFC 305 title bout between Dricus du Plessis and Israel Adesanya. 

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