The Cincinnati Reds received encouraging news Wednesday when an MRI on Hunter Greene’s elbow revealed no damage to the ulnar collateral ligament. For a brief moment, that was the only detail that mattered. Anytime a power pitcher with Greene’s workload undergoes elbow imaging, the specter of UCL surgery inevitably hangs over the situation. The early results suggesting Greene avoided structural ligament damage represent the best-case scenario for both the right-hander and the