WHILE PERFORMING HIS NORMAL DUTIES AS A BELTMAN/MINE EXAMINER IN LOW CAOL, EE EXPERIENCED PAIN IN LEFT KNEE. EE'S KNEE CONTINUED TO BOTHER HIM AND CONSEQUENTLY AN MRI WAS CONDUCTED. EE WAS DIA GNOSED AS HAVING A MENISCUS TEAR. EE CONTINUED WORKING UNTIL 1/11/01 AT WHICH TIME HE STARTED MISSING WORK TO HAVE THE SURGERY PERFORMED.