8/15 employee descending stairway placed foot on the floor felt a pain in his right knee. 8/16 taken to medical clinic for precautionary x-rays found negative for acute injury. 9/29 results of an MRI showed tear of the posterior horn on the meniscus. 10/20 surgery occurred to repair injury, was off LTA 8 days until 11/1/06 returned to work with restrictions.