DOWN ON KNEES DOING CLEAN-UP, STOOD UPRIGHT KNEEPOPPED. AFTER GOING HOME KNEE BEGAN TO HURT. WENT TO HOSPITAL, TREATED & RELEASED. WENT TO DOCTOR 10/31/01 WHO RESTRICTED FROM WORK UNTIL SCHEDU LED MRI. EE WAS RELEASED FOR WORK 10/15 THROUGH 10/31. WORKED 10/24 THROUGH 10/26.