A rally that saw the Dow up almost 140 points on the Fed’s announcement that it would keep interest rates low for an “extended period” collapsed in the final hour of trading today, the Wall Street Journal reports.Tanking insurance stocks were blamed. The Dow closed up 30 points at 9,802. The Nasdaq lost 2 points to close at 2,056. The S&P 500 gained 1 point, settling at 1,047.