India, July 9 -- Equity benchmark indices Sensex and Nifty tumbled over 2 per cent on Wednesday after US President Donald Trump said the interim agreement with Iran is over, leading to a sharp rally in crude oil prices.

Besides, investors shifted to a risk-off mode following pre-earnings anxiety over sluggish first-quarter forecasts amid a negative trend in global markets, traders said.

The 30-share BSE Sensex tanked 1,677.12 points, or 2.15 per cent, to settle at 76,503.60. During the day, it plummeted 1,921.69 points, or 2.45 per cent, to 76,259.03.

A total of 3,211 stocks declined, while 1,070 advanced and 173 remained unchanged on the BSE. On similar lines, the 50-share NSE Nifty tumbled 516.65 points, or 2.12 per cent, to end at 2...