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Sensex drops 197.97 pts
Mumbai, Feb 7 (UNI) The BSE Sensex remained negative for the third straight session on Friday, tumbling down 197.97 pts to settle at 77,860.19 as selling pressure was seen in Oil and Gas, FMCG, Energy and Industrial stocks. The National Stock Exchange (NSE) fell 43.40 pts at 23,559.95. High volatility was seen during the day,…