The Houston Astros defeated the Chicago White Sox 6-3 at Daikin Park, using a three-run fifth inning to seize control of a game that had been level after four. Cam Smith delivered two hits and two RBIs, while Nelson Velazquez supplied a two-run homer to anchor Houston's scoring. Chicago answered with a run in the seventh but could not generate another threat against the Astros' late relief work.

Peter Lambert and Anthony Kay kept the game tight through the opening four innings, each working 4.2 innings and recording at least five strikeouts. Lambert struck out six for Houston but issued five walks, giving Chicago repeated opportunities to extend innings; Kay fanned five while allowing Houston to break through for one run in the third and two more in the fourth. The White Sox matched Houston's two-run fourth with Colson Montgomery's productive night at the plate, including a home run and two hits in three at-bats, but they entered the fifth trailing 3-2.

Houston's three-run fifth became the defining stretch. Velazquez's home run accounted for two of those runs, and Smith's second RBI helped give the Astros a 6-2 advantage. Chicago added its only run after the fifth in the seventh, but Trevor Richards provided 2.1 scoreless innings to keep the deficit within reach while Steven Okert and Bryan Abreu each struck out two in a scoreless inning of relief. The Astros' pitching protected the lead without allowing Chicago to score in the eighth or ninth.

The victory moved Houston to 70-68 and kept its late-season position stronger than the final margin alone suggests, particularly after the fifth-inning surge and clean finish from the bullpen. Chicago fell to 72-65 and now needs more consistent conversion of baserunners into runs; Montgomery's production was not enough to offset the Astros' middle-inning power and Houston's ability to close the final two frames.