- The Sensex fell 0.86% and the Nifty dropped 0.92% due to weak global economic growth, concerns over the Eurozone crisis, and profit-taking by investors. - Key Asian and European indices also declined, with NASDAQ down 1.52%, Dow Jones down 0.81%, and France's CAC, Germany's DAX, and Britain's FTSE dropping between 0.32-0.43%. - Banking, technology, infrastructure, and metals stocks weighed on Indian indices, while ITC and Reliance contributed most to losses and Tata Steel, Sun Pharma, and Bajaj Auto pulled the indices down the most.