The Nifty50 saw a decline of 192 points due to selling pressure and profit booking, forming a bearish candlestick pattern. Experts suggest that as long as the index trades below 21,900, weakness and consolidation may continue with support at 21,600-21,500 levels. On the Bank Nifty front, it has broken the 10-day EMA and faces resistance at 46,500, with a support level of 45,400.