The Chicago White Sox defeated the Cleveland Guardians 6-5 on a walk-off single by Sam Antonacci during the ninth inning on Monday night [1].

The loss disrupts the momentum for a Cleveland team fighting for a wild-card spot in the postseason. A late-game collapse in the final frame underscores the volatility of the current standings as both teams compete in the American League.

The game took place in Chicago, Illinois, at the White Sox home ballpark [2]. Reports said the contest remained a nail-biter until the final moments [3]. The tension peaked when Cleveland closer Cade Smith took the mound to protect a slim lead in the bottom of the ninth inning [1].

Antonacci delivered the decisive hit, ending the game and securing the win for the home team [1]. The final score was 6-5 [1].

However, conflicting reports exist regarding the game's outcome. A separate report from TheScore said the Guardians won 9-5, extending a winning streak to four games [4]. That account credited Carlos Santana with four runs batted in and rookie C.J. Kayfus with a three-run double [4].

Despite the contradiction in the scoreboards, the visual record of the ninth inning highlights a dramatic finish in Chicago. The Guardians' inability to close out the game in the final frame resulted in what observers described as a brutal loss [1].

The White Sox won on a walk-off single

The discrepancy between reporting sources suggests a significant data conflict regarding the final score and winner. However, the walk-off victory for the White Sox represents a critical momentum shift in their home series, while the Guardians face increased pressure to maintain their wild-card aspirations following a late-game failure by their bullpen.