Lucas Harrell, who was skipped from his previous scheduled start because of a right groin injury, is eager to get back on the mound Saturday night when the Astros face the Washington Nationals. “Tomorrow I’ll be able to get back after it and get my first game in 10 days,” he said. “I’m excited about that. It’s great because my leg feels great and my body feels great. “We were just cautious. It wasn’t anything that we thought there was something serious. It’s just something that was small and we wanted to make sure that I was right before we broke camp.” Because pitchers derive much of their power from [...]