Sensex Today | Stock Market LIVE Updates:  The Indian markets are under pressure, and the Nifty index is down nearly 100 points, falling below the 25,400 mark. The Sensex index is also down 250 points, falling to the 82,000 mark. The Nifty will look to move past the resistance band of 25,650. A lot will depend on how its biggest constituents, Banks and Reliance Industries, move, as the volatility seen in these stocks has resulted in the index wavering at higher levels.