Stock market today: Nifty50 opens flat; BSE Sensex near 81,400 as worries of US tariffs on India loom

Stock market today: Nifty50 and BSE Sensex, the Indian equity benchmark indices, opened flat in trade on Wednesday as worries of 20-25% US tariffs on India loomed. While Nifty50 was near 24,800, BSE Sensex was up around 70 points.