EE injured right shoulder on 3/25/11 swinging a hammer was evaluated by doctor and returned to full duty. Employee experiencing pain in right shoulder and was re-evaluated on 5/23/11. Employee received MRI and referred to orthopedic specialist. Evaluated by specialist on 6/9/11. Employee received surgical repair to right shoulder on 7/5/11 and his first missed shift was 7/8/11.