Indian equity markets opened sharply lower as escalating tensions between Iran and Israel triggered fresh concerns across global financial markets. The Sensex fell more than 800 points while the Nifty slipped around 250 points, with investors reacting to rising geopolitical risks, higher crude oil prices and fears of potential disruptions to global energy supplies. Brent crude prices surged, Asian markets came under pressure and the rupee weakened, reflecting growing uncertainty. NDTV Profit's Sharad Dubey breaks down the key factors behind the selloff and explains how developments in West Asia are influencing investor sentiment worldwide.