A day after observing massive selling, positive sentiments returned to the Pakistan Stock Exchange (PSX) on Tuesday, with the benchmark KSE-100 Index gaining over 800 points during the opening minutes of trading. At 9:30am, the benchmark index was hovering at 183,201.76, an increase of 817.62 points or 0.45%. Buying interest was seen in key sectors, including automobile assemblers, commercia