The St. Louis Cardinals shut out the Cincinnati Reds 3-0 at Great American Ball Park on Tuesday, August 18, 2026, with right-hander Kyle Leahy delivering five dominant innings and shortstop Masyn Winn supplying the offensive punch in a clean division-road victory. The Reds managed nothing across nine innings, leaving Cincinnati without a run against a Cardinals pitching staff that never let the home crowd get into the game.

Kyle Leahy Controls the Reds Offense Through Five Innings

Leahy was the story from the jump. The Cardinals starter worked five innings, allowing just three hits, walking nobody, and striking out six. He did not allow an earned run. That kind of command on the road against a division opponent is hard to overcome, and the Reds never found an answer for it. St. Louis handed the ball to Ryne Stanek, Gordon Graceffo, George Soriano, and Riley O'Brien to close things out, and all four combined for four scoreless innings, holding Cincinnati hitless the rest of the way. O'Brien earned the save, striking out one in a clean ninth.

Masyn Winn Leads Cardinals Offense With 3-for-4 Performance

Winn was the Cardinals' most dangerous bat on the night. The young shortstop went 3-for-4 with a home run and an RBI, providing the clearest separation in what was otherwise a tight-looking score. His home run gave St. Louis a lead they never relinquished. No Reds batter was highlighted in the boxscore — a fitting reflection of a night when Cincinnati's lineup simply couldn't generate any meaningful traffic against a Cardinals staff that was locked in.

Andrew Abbott Takes the Loss Despite a Respectable Outing

It would be easy to pile on the Reds' starter, but Andrew Abbott's line tells a more complicated story. Abbott gave Cincinnati 6.1 innings, striking out six and limiting the Cardinals to four hits. He walked two and allowed two earned runs — not a dominant start, but not a blowup either. The problem was that the Reds offense gave him nothing to work with. Abbott takes the loss, but his evening was far from the reason Cincinnati went home without a win. Zach Maxwell followed out of the bullpen, covering 2.2 innings with two strikeouts while allowing one earned run on three hits.

Turning Point: Winn's Home Run Puts St. Louis Ahead to Stay

The turning point was Winn's home run off Abbott, which gave the Cardinals a lead they would never let go. From that moment, the Cardinals' pitching staff made sure the Reds had no path back. With Leahy executing his command game and the St. Louis bullpen seamlessly locking down the final four innings without surrendering a hit, Cincinnati never had a realistic window to answer.

Key Performances

  • Masyn Winn (STL): 3-for-4, 1 HR, 1 RBI
  • Kyle Leahy (STL): 5.0 IP, 6 K, 0 ER, 3 H, 0 BB — Win
  • Andrew Abbott (CIN): 6.1 IP, 6 K, 2 ER, 4 H, 2 BB — Loss
  • Zach Maxwell (CIN): 2.2 IP, 2 K, 1 ER, 3 H, 0 BB
  • Riley O'Brien (STL): 1.0 IP, 1 K, 0 ER — Save

What's Next for the Reds

The Reds and Cardinals remain at Great American Ball Park to continue this division series. Cincinnati needs to find its offense in a hurry — getting shut out at home by a division opponent stings, and this rivalry doesn't offer many free passes. The pitching gave the Reds a chance to compete on Tuesday night. The bats have to show up next.