Pitcher Anthony DeSclafani is one of the reasons the Giants are in first place in the NL West. The Giants have won five of his eight starts, including his last two. No runs allowed in his last start and he boasts a 2.14 ERA this season. Reds starter Luis Castillo has a 7.71 ERA and has allowed four runs or more in five of his eight starts and the Reds have lost his last six. Take the Giants on Tuesday.