The Chicago White Sox defeated the Chicago Cubs with a walk-off win in Game 3 of the Crosstown Classic on May 13, 2026 [1].

The victory secures the series for the White Sox and reinforces their standing in the local rivalry. Winning the series 2-1 [1] provides a psychological edge for the team as they continue their season schedule.

The decisive game took place at Rate Field in Chicago, Illinois [1, 2]. The matchup remained tied until the bottom of the ninth inning, when the White Sox delivered a final run to end the game with a 5-4 score [1]. This late-game surge allowed the White Sox to clinch the series victory over their crosstown rivals.

Pedro Grifol, the White Sox manager, credited the team's persistence during the high-pressure environment of the ninth inning. "We knew we had to stay aggressive and keep the pressure on; the guys delivered when it mattered most," Grifol said [1].

The Cubs were unable to hold the lead in the final frame, resulting in a disappointing conclusion to the three-game set. Pete Crow-Armstrong, a Cubs outfielder, reflected on the loss following the game. "It hurts, but that's baseball. We'll bounce back next time," Crow-Armstrong said [2].

The Crosstown Classic is a highlight of the Chicago sports calendar, a rivalry that often transcends the current standings of either team. The walk-off nature of the win adds a layer of drama to the 2026 series, marking a definitive end to the competition at Rate Field [1].

The White Sox clinched the Crosstown Classic series with a 5-4 walk-off victory.

A walk-off win in a rivalry series like the Crosstown Classic serves as a significant momentum builder for the White Sox. By winning the series 2-1, the team demonstrates an ability to perform under pressure in late-inning scenarios, while the Cubs must now address their defensive or pitching lapses in high-leverage moments.