New Delhi: Equity benchmark indices Sensex and Nifty closed higher for the third straight day on Tuesday on gains in market heavyweights ITC, Reliance Industries and Infosys amid a bearish trend in global equities. Besides, robust domestic macroeconomic data added to the positive momentum, traders said. The BSE benchmark index climbed 152.12 points or 0.23 per cent to settle at 65,780.26. During the day, it gained 203.56 points or 0.31 per cent to 65,831.70. The Nifty rose 46.10 points or 0.24 per cent to end at 19,574.90. Sun Pharma emerged as the biggest gainer from the Sensex pack, climbing...