George Klassen struck out 7 batters over 7 innings without allowing an earned run in the Los Angeles Angels' 3-1 win over the Houston Astros. The outing posted the highest score in The Game Network Performance Index across 15 games played on August 18, 2026.
The game was played at Daikin Park in Houston, Texas. The Angels won 3-1, with Klassen's 7 scoreless innings setting up the victory. Houston's only run came after Klassen had exited the game.
Klassen's final line read 7.0 innings pitched, 7 strikeouts and 0 earned runs. Alejandro Kirk of the Toronto Blue Jays posted the day's runner-up performance, going 3-for-6 with a home run and 3 RBIs, but Klassen's scoreless outing on the mound stood as the day's top pitching performance.
The win improved Klassen's 2026 season record to 2-1 over 5 starts. He has now struck out 21 batters over 21.7 innings pitched this season, with an ERA of 4.15 and a WHIP of 1.66. The performance marked his first appearance atop The Game Network Performance Index this season.