Justin Gaethje defeats Ilia Topuria to win the undisputed UFC lightweight title in the main event of a UFC show held at the White House. Multiple outlets describe the result as a major upset, with Gaethje stopping Topuria via TKO. Accounts note that the fight ends after Topuria’s corner stops the bout (“corner stoppage”), indicating Topuria is unable to continue. Several reports characterize the victory as especially unexpected, framing it as one of the biggest surprises in UFC history.

Other coverage around the same event also discusses reactions from the post-fight period, including commentary on the overall card. One additional theme in some sources is the reaction from fighters and observers to the title change and the manner in which the match ends. While outlets differ in emphasis—some focusing on the upset’s scale and others on the ending by corner stoppage—they agree on the core facts: the White House event takes place, Gaethje wins the lightweight championship against Topuria, and the fight ends in Gaethje’s favor by TKO.