Buying returned at the Pakistan Stock Exchange (PSX) after a day of massive selling pressure, with the benchmark KSE-100 Index gaining nearly 1,600 points during the opening minutes of trading on Friday. At 9:20am, the benchmark index was hovering at 183,916.88, an increase of 1,578.76 points or 0.87%. Buying interest was observed in key sectors, including commercial banks, cement, fertilize