Why Sensex fell over 700 pts, Nifty slipped below 25,200 intraday today

On the BSE Sensex, index heavyweights like Infosys, TCS and ICICI Bank among others fell by 1 per cent each. Meanwhile, Coal India, ONGC, LTIMindtree, Mahindra and Mahindra and Wipro led losses on NSE