Complex sentence: Yost would say after the game he put in Madson because of the impending rain: he didn't want to bring in closer Wade Davis early in case there was a lengthy rain delay which could prevent him from pitching the 9th.
Split into simpler sentences: Yost would say after the game he put in Madson because of the impending rain. He didn't want to bring in closer Wade Davis early in case there was a lengthy rain delay which could prevent him from pitching the 9th.