Sensex on Tuesday ended 1,068.74 points lower at 82,225.92, while the Nifty 50 settled at 25,424.65, down 288.35 points. Among sectors, the IT index was the worst hit, plunging more than 4%, followed by Nifty Midsmall IT and Telecom and Nifty Realty indices. The decline was led by a global selloff in IT stocks amid renewed concerns over AI-driven disruption.