EE CLAIMS HE WAS ATTEMPTING TO DISMOUNT A DOZER HIS FOOT SLIPPED & HIS LEG BECAME LODGED BETWEENTHE RIGHT TRUNNION ARM & TRACK HE LOST HIS BALANCE & FELL BACKWARDS WRENCHING HIS KNEE. HIS LEG FREED ITSELF WHEN HE FELL TO THE GROUND ALSO INJURING HIS SHOULDER. EE SUSTAINED A MEDIAL MENISCAL TEAR TO THE RIGHT KNEE