Due to injury with Kayla Harrison, the championship bout against Amanda Nunes has been postponed to a later date. The new co-main event will feature the all-action matchup between former UFC bantamweight champion Sean O'Malley and top contender Song Yadong.
Due to injury, Alexa Grasso has been removed from her flyweight bout with Rose Namajunas. Replacing Grasso will be No. 2 ranked flyweight contender Natalia Silva.
UFC 324: GAETHJE vs PIMBLETT takes place Saturday, January 24 from T-Mobile Arena in Las Vegas