EMPLOYEE REPORTED: PERFORMING JOB AS MINER OPR HELPER, ATTEMPTED TO THROW WATER HOSE AGAINST RIB LINE, EXPERIENCED PAIN TO HIS LEFT SHOULDER. THIS WAS SAME SHOULDER HE HAD INJURED WHEN LIFTI NG WIEGHT IN A GYM AND WAS RECEIVEING TREATMENT PRIOR TO DATE OF HIS REPORTED ACCIDENT. HIS CLAIM WAS DENIED BY OUR COMP CARRIER.