Sensex snaps 3-day winning run, falls 542 pts; Nifty gives up 17,600
CLOSING BELL: M&M (down 3 per cent), RIL (down over 2 per cent), Bajaj Finserv, ICICI Bank, Maruti Suzuki, Tata Motors, Tech M, Bajaj Finance, TCS, ITC, Titan, and SBI were the top Sensex laggards
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