KUALA LUMPUR: The FBM KLCI opened lower and slipped below the key 1,600 level this morning, despite the U.S. Federal Reserve's widely expected interest rate cut. The FBM KLCI fell 11.86 points, or 0.74%, to 1,599.84 at 9.11 am, after opening 4.84 points lower at 1,606.86, dragged down by PETRONAS-li