EE WAS SHOVELING ROCK UP OFF THE FLOOR CREATED BY A ROCK SPILL OUT OF THE SCREENING OPERATION. HE EXPERIENCED INSTANTANEOUS PAIN IN THE MIDDLE OF HIS UPPER BACK & NECK. HE REPORTED THE INCIDEN T TO THE SAFTEY DEPARTMENT ON 8/27 & ADVISED HE HAD VISITED HIS FAMILY DOCTOR ON 8/26. DOCTOR DID NOT PLACE HIM ON RESTRICTION BUT DID ISSUE TWO PRESCRIPTION DRUGS FOR A STRAINED MUSCLE.