Oct. 19—ARLINGTON — A critical moment for the Astros in Game 3 of the ALCS materialized slowly. Max Scherzer missed with a two-strike cutter that met Yordan Alvarez’s left foot. Kyle Tucker took five pitches and moseyed to first base. Mauricio Dubón lined a single into left field to load them in the second inning. Lack of timely hits marred Houston’s losses in Games 1 and 2. Astros hitters went…