Indian markets are expected to be impacted today. As of 6:38 AM, GIFT Nifty futures were up by 70.00 points at 23,060.00. In the previous session, the Sensex gained 147.79 points (0.20%) to 75,449.05, while the Nifty50 jumped by 73.30 points (0.32%) to 22,907.60. Here are the key stocks to watch today on March 20, …