The global liquidity crunch continued to cast its shadow on the Indian bourses as bellwether indices fell more than 1.5% during the week ended August 10.The domestic markets went into a tailspin after the 400-point bounce mid-week as the US subprime mortgage woes re-emerged with BNP Paribas reportedly suspending three funds linked to the high-risk subprime property loans.The Bombay Stock Exchange index, Sensex, witnessed high volatility, and swung in a range of 970-points (high of 15,542.40 and low of 14,570.89) before ending the week at 14,868.25 - a net fall of 270.15 points (1.78 %) from the last weekend close of 15,138.40.The broad-based S&P CNX Nifty of the National Stock Exchange (NSE), which touched an intra-trade low of 4,239.20, ended the week at 4,333.35 - a drop of 68.2 points (1.55%) from the previous weekend close of 4,401.55.