Buying interest was observed at the Pakistan Stock Exchange (PSX), with the benchmark KSE-100 crossing the 188,000 level during the opening minutes of trading on Friday. At 9:30am, the benchmark index was hovering at 188,048.54, an increase of 360.38 points or 0.19%. Buying was observed in key sectors, including automobile assemblers, cement, commercial banks, fertiliser, oil and gas explora