EMPLOYEE WAS TERMINATED AT 10:00 A.M. 9/17/04 PRIOR TO REPORTING THIS ACCIDENT. HE CALLED IN FROM HOME TO REPORT ACCIDENT AT 10:30 A.M., 9/17/04. EMPLOYEE WAS DESCENDING STEPS FROM #4 CATWALK, SLIPPED ON A STEP, CATCHING HIMSELF FROM FALLING WITH LEFT HANDRAIL.