Fresh selling pulled the key indices to hit intraday low in afternoon trade. At 13:27 IST, the barometer index, the S&P BSE Sensex, was down 191.77 points or 0.53% at 35,914.73. The Nifty 50 index was down 53.85 points or 0.5% at 10,767.75. The Sensex was trading below 36,000 mark.