On Friday, Sensex tanked 452.90 points to close at 59, 900.37, while the Nifty 50 dropped 132.70 points to close at 17,859.45. Among the Nifty gainers were Britannia, M&M, Reliance, BPCL and Bajaj Auto, while, TCS, JSW Steel, InusInd Bank, Bajaj Finserv and Tech Mahindra were among the top losers