Stock markets around world slid on Thursday as the arrest of a top Chinese technology executive cast further shadows on U.S.-China trade relations, while oil prices sank after OPEC delayed an output decision. The arrest of smartphone maker Huawei Technologies Co. Chief Financial Officer Meng Wanzhou in Canada for extradition to the United States came as Washington and Beijing prepared for talks aimed at resolving a bitter trade spat. Sources familiar with the probe told Reuters Meng was arrested as part of a U.S. investigation of an alleged scheme to use the global banking system to evade U.S. sanctions against Iran. The S&P 500 and Dow industrials ended slightly negative but well above their session lows in volatile trading on Thursday, while some big technology and Internet shares posted gains. The Dow Jones Industrial Average fell 78.05 points, or 0.31 percent, to 24,949.02, the S&P 500 lost 4.1 points, or 0.15 per cent, to 2,695.96 and the Nasdaq Composite added 29.83 points, or 0.42 per cent, to 7,188.26. Canada’s main stock index plunged to its lowest level in more than two weeks on Thursday, as oil prices pulled down energy shares, while the Bank of Canada Governor Stephen Poloz […]