Equity benchmark Sensex plunged over 1,100 points in opening session on Monday tracking losses in global equities as unabated spike in COVID-19 cases across the world has hammered economic growth, sending the world into an economic recession. The International Monetary Fund (IMF) has said the world is in the face of a devastating impact due to the coronavirus pandemic and has clearly entered a recession. After hitting a low of 28,708.83, the 30-share BSE barometer was trading 855.82 points or 2.87 per cent lower at 28,959.77. Similarly, the NSE Nifty fell 245.30 points, or 2.83 per cent, to 8,414.95. Bajaj Finance was the top laggard in the Sensex pack, tanking up to 8 per cent, followed by M&M, Tata Steel, Bajaj Auto, ONGC, HDFC Bank and Kotak Bank. On the other hand, TCS, Tech Mahindra, HUL, Axis Bank and ITC were the top gainers.