One day after Jason Castro hit two home runs, Bo Porter gave his starting catcher a break from behind the plate by starting him as the Astros’ designated hitter Sunday against the A’s. Carlos Corporan started behind the plate against the A’s. “One of the huge advantages of being an American League team is the fact that you can move the DH around and you can keep guys in the lineup that you want to keep their bat in the lineup,” Porter said. “At the same time you want to be able to keep Jason Castro as fresh as possible. I told him this coming into spring training, ‘I’m going [...]