The Indian equity benchmarks erased intraday gains and were on track to snap their five-day winning streak on weak global markets as investors' resorted to profit booking ahead US Federal Reserve meet outcome due tomorrow. The Sensex dropped over 1,000 points from the day's highest level and Nifty 50 index touched an intraday low of 16,632 after hitting high of 16,900. Meanwhile, reports of Russian forces edging closer to central Kyiv also shattered investor sentiment.