EE WAS PRYING ON MINER #4 SHEAR JACK. HIS PRY BAR SLIPPED & JERKED HIS SHOULDER, STRAINING IT. THIS IS A RE-OCCURRING INJURY. HE CONTINUED TO WORK WHILE HE WAS BEING TREATED FOR SHOULDER PAIN. ON 9-5-01 HE WAS NOT ABLE TO RETURN TO WORK BECAUSE THE DOCTOR HAD SCHEDULED HIM FOR SURGERY TO REPAIR A TORN ROTATOR CUFF.