Microsoft closes worst quarter on Wall Street since 2008 on AI concerns / Microsoft lost almost a quarter of its value in the first three months of the year, its steepest quarterly drop since the 2008 financial crisis.
The UK's antitrust regulator is looking into Microsoft's possible monopoly power
Iran says will target US firms in West Asia starting Apr 1; Microsoft, Google, Apple on list of 18: 'Expect destruction'
