Benchmark indices ended lower on Wednesday ahead of the US Fed’s policy decision. Sensex closed at 84,391, down 275 points, while Nifty50 ended at 25,758, down 82 points. Tata Steel, Sun Pharma, ITC gained, but Eternal, Trent, Bharti Airtel dragged. MidCap and SmallCap indices fell, with Consumer Durables and IT sectors losing the most.