West Bend, WI — Mia Buske's grand-slam home run capped a 10-run first inning and Riley Weber's two-run inside-the-park homer fueled a six run second inning as the Spartans opened WIAA regional play with a victory to improve to 22-4 on the season. Maiya Tearney needed just 34 pitches over three innings for the shutout victory. She fanned six. Mackenze Rolf was 2-for-2 with four runs batted in for West.