first_imgBREAKING NEWS: Robert Whittaker is OUT of his middleweight title defense against Kevin Gastelum.— Brett Okamoto (@bokamotoESPN) February 9, 2019Whittaker, who was born in New Zealand but fights out of Sydney, was set to headline the event at Rob Laver Arena in Melbourne.Saturday’s news marks the second Australian headliner that Whittaker was forced to pull out of due to injuries. He missed UFC 221 in Perth in February 2018, which meant he was unable to defend his middleweight title in Australia. ESPN reports the co-main event featuring Anderson Silva and Israel Adesanya likely will be pushed to the main event slot. Breaking: Robert Whittaker is out of the UFC 234 main event against Kelvin Gastelum due to a hernia in his abdomen, UFC president Dana White told Brett Okamoto.— ESPN MMA (@espnmma) February 9, 2019White disclosed Whittaker has been diagnosed with a hernia and his injury could require surgery. White said Whittaker started to complain about pain in his abdomen late Friday, and they don’t think it’s related to his weight cut.  Middleweight champion Robert Whittaker will miss his scheduled UFC 234 title fight with Kelvin Gastelum after he was hospitalized Friday, UFC president Dana White told ESPN just hours before the event.Join DAZN and watch more than 100 fight nights a yearlast_img