ON 11-12-03 EE WAS WALKING BY ANOTHER EE AS THE EE PULLED A PIECE OF GRATING DOWN FROM ABOVE, HITTING EE ON THE HEAD, KNOCKING HIM TO THE GROUND HE DID FEEL LIKE HE WAS HURT AND REFUSED MEDICA L TREATMENT UNTIL 11-20-03, WHEN HE SOUGHT TREATMENT FROM A CHIROPRACTOR 3 TIMES AS HE CONTINUED WORKING. ON 11-28-03 HE HAD NOT IMPROVED AND IS NOW GETTING FURTHER MEDICAL ATTENTION.