Stock Market Closing Today, Sep 15: Bear grips D-street! Sensex slips 778 pts, Nifty ends below 23,150; Factors that led the sell-off

30-share BSE Sensex fell 1.04 per cent or 777.94 points to settle at 74,003.82 while NSE Nifty declined 1.19 per cent or 279.50 to close at 23,118.60, respectively.