Sean O'Malley defeated Aiemann Zahabi via a walk-off knockout during the UFC Freedom 250 event on June 14, 2026 [1].

The victory is significant as it halted a long winning streak for Zahabi and showcased O'Malley's striking precision on a global stage. The result further cements O'Malley's status as a premier knockout artist in the division.

The bout took place at the White House [1], a highly unconventional venue for a mixed martial arts competition. Throughout the fight, O'Malley utilized his reach and timing to pick apart Zahabi, eventually landing the decisive blow that ended the contest [2].

The walk-off knockout occurred as O'Malley began to exit the exchange, leaving Zahabi unable to recover [2]. This specific finish is rare in professional MMA, often referred to as a "walk-off" when the victor turns away before the opponent hits the canvas.

UFC Freedom 250 served as the backdrop for the clash, marking a unique intersection of sports and government landmarks [2]. Zahabi entered the match with a significant streak of victories, but O'Malley's power proved too much to overcome [1].

Officials confirmed the result immediately following the knockout. The event drew massive attention due to both the high-profile matchup and the prestige of the location [1].

Sean O'Malley defeated Aiemann Zahabi via a walk-off knockout

This result shifts the momentum in the bantamweight landscape by removing a long-term winning streak from Zahabi's record. Furthermore, the selection of the White House as a venue for UFC Freedom 250 indicates a strategic push by the UFC to merge sports entertainment with high-profile political landmarks to maximize viewership and cultural impact.