EE WAS WALKING BY THE BELT TAIL PIECE, HE FELL HIS LEFT KNEE STRUCK THE TAIL PIECE. THIS OCCURRED ON 10-24-01 AND NEVER GOT WELL. HE TWISTED IT AGAIN ON 11-1-02 AND WENT BACK TO DR TWICE AND T HE DR TOOK HIM OFF WORK AS OF 11-11-02. THAT IS WHEN IT BECAME REPORTABLE.