EMPLOYEE STATES HE WAS CUTTING OUT A PIECE OF DUST LINE. THE HOSE WAS LAYING ACROSS HIS RIGHT LEG. AS HE CUT THROUGH THE HOSE, THE KNIFE TURNED AND CUT EMPLOYEE'S RIGHT LEG. EMPLOYEE LATER WENT TO THE HOSPITAL TO HAVE STAPLES; HOWEVER, HE DID NOT INFORM MANAGEMENT OF THIS UNTIL 11/06/2008.