GREENVILLE, S.C. — There’s comfort in baseball. It’s rhythm, it’s routine, it’s repetition. Whether it’s in earshot, the background, or on the horizon, it’s there.”This is probably the first time without baseball in my life since I was five years old,” says Bobby Stachura. “It’s shellshocking almost.”Stachura, entering his second season as an athletic trainer with the Greenville Drive is responsible for guiding players through