UFC CEO Dana White has confirmed that there’s already a backup fighter in place for the upcoming lightweight title bout between Ilia Topuria and Justin Gaethje. Scheduled to headline “UFC Freedom 250” at The White House on June 14, the matchup between Topuria and Gaethje will see “The Highlight” attempt to unify the UFC lightweight belts after he defeated Paddy Pimblett to secure interim gold for the second time. The fight will also mark the first time that Topuria has stepped into the cage to defend the UFC lightweight title, which the undefeated star claimed by knocking out Charles Oliveira at UFC 317 after he vacated the promotion’s featherweight belt. Dana White Reveals Backup Fighter for Ilia Topuria vs. Justin Gaethje Speaking on a recent Kick stream with Nina Drama , UFC boss White revealed that Arman Tsarukyan is the official backup fighter for Topuria vs. Gaethje. “Arman is the backup for the White House fight,” White said in response to a fan question regarding Tsarukyan’s next fight.…