US stocks took a sharp turn lower Thursday as concerns about Big Tech continued to dog markets and private jobs data showed a tough month for layoffs in October, spurring a rally in bonds. The tech-heavy Nasdaq Composite (^IXIC) led the way lower, sliding around 2%. The S&P 500 (^GSPC) lost 1.2%, and the Dow Jones Industrial Average (^DJI) sank around 1%, or almost 500 points. The market received bearish data on jobs Thursday morning, as a report from the global outplacement firm Challenger, Gray & Chri ...