INJURED WAS WALKING BESIDE #1 HEAD DRIVE MOTOR ON LONGWALL 17 WHEN HE STEPPED IN A HOLE, CAUSING HIS RIGHT KNEE TO BE TWISTED. HE CONTINUED TO WORK, BUT HIS KNEE BEGAN TO SWELL. ON 3/24/04 RESULTS FROM MRI REVEALED SEVERE SPRAIN. HE IS SCHEDULED FOR THERAPY BEGINNING ON 3/26/04.