Daniel Cropper kept the Normal CornBelters (27-24) off the board during his nine innings of work and the Windy City ThunderBolts (22-30) beat the Normal CornBelters, 2-0.
Cropper struck out four and allowed no walks and eight hits.
Andrew Brauer reached base three times in the game for the Windy City ThunderBolts. He singled in the seventh inning.
Jose Trinidad (4-3) was the game's losing pitcher. He lasted just five innings, walked five, struck out six, and allowed two runs.