LOUISVILLE — Beau Alazaus, one strike from victory, looked in for the sign from his catcher. The index finger. Fastball. Alazaus checked the runner at first and delivered with an audible grunt. The batter had no chance. Swing and miss. Ballgame. You might say that was the story of the game, not just that singular at-bat. Alazaus was near-perfect, allowing just four base runners, and one hit, in West Branch’s 1-0 victory over Notre Dame-Cathedra…