New wrinkles in playoff aspirations open up opportunities, challenges

Houston's bipolar season continues and has Astros in a favorable position for a postseason berth. However, questions in the starting rotation have risen as well as how Joe Espada can deploy his lineup with key cogs having limited availability. Was Matt Chapman's deal the deathknell of Bregman's future in Houston? How can Justin Verlander prove he's postseason-ready in just 3 remaining starts?