Finance & Markets Sensex retreats from 21,000 level, falls 42 points TCS, Reliance Industries, Wipro and Infosys were the biggest drag on the index. Coal India, Jindal Steel and BHEL were among the major losers as 19 shares on the Sensex declined. Devika Chhibber 24 Oct 2013 10:34 IST Updated On 24 Oct 2013 18:40 IST Follow Us New Update NULL Read More Subscribe to our Newsletter! Be the first to get exclusive offers and the latest news Subscribe Now Read the Next Article