EE WAS ASSISTING IN THE REMOVING OF BELT SYRUCTURE OUT OF THE C-3 LONGWALL BELT, IN THE AREA OF THE TAILPIECE. WHILE PULLING ON A TOP ROLLER HE FELT SOMETHING ""POP"" IN HIS LEFT KNEE. THIS WAS DIAGNOSE LATER AS A TORN MENISCUS AND ON 10-23-00 HE BEGAN TO MISS WORK DUE TO THAT INJURY.