After a week of uncertainty, bearish sentiment returned to the trading floor of the Pakistan Stock Exchange (PSX) on Monday as shares opened the week in the red. According to the PSX website, the KSE-100 index declined by 925.35 points to close at 65,204.67 points, down 1.4 per cent from the previous close of 66,130.02. Top active stocks included Worldcall Telecom Limited, K-Electric Limited