INJURED PARTY TWISTED HIS RIGHT KNEE ON 3/27/03 WHILE PUTTING IN BELT FRAMMING ON BELT LINE. HE HAD NOT MISSED ANY DAYS OF WORK UP TO 6/25 WHEN HE SAID HIS RIGHT KNEE STARTED GIVING HIM TROUBL E. HE THEN WENT TO THE DOCTOR. WE WERE UNAWARE HE HAD HURT HIS KNEE ON 3/27.