The Sensex touched a low of 77,693, down 823.43 points, or 1 per cent. Likewise, the Nifty 50 hit an intraday low of 24,134.8, down 243.3 points, or 1 per centThe Sensex touched a low of 77,693, down 823.43 points, or 1 per cent. Likewise, the Nifty 50 hit an intraday low of 24,134.8, down 243.3 points, or 1 per cent Latest News [ SOBAN NEWS: International and National ]