Robert Ford and Steve Sparks are live from Tropicana Field Tuesday night for Game 4 of the Division Series. Synchronize your radio for the exclusive hometown call on the MLB At Bat app and Houston Astros Radio Network. First, listen to Sparky and Ford’s keys to the game as they preview RHP Justin Verlander's start on short rest against the Rays RHP Diego Castillo. Manager AJ Hinch talks about his strategy with using Verlander in Game 4 and former big leaguer and manager Joe Girardi evaluates the series.