[Overnight trading] European and American stock markets closed down, the Dow fell 1.29%, the S&P fell 1.37%, the Nasdaq fell 1.87%; Large tech stocks fell across the board, AMD, Amazon fell more than 3%; Banks fell, with Goldman Sachs down more than 3%; Novavax Pharmaceuticals rose more than 8%; Popular Chinese stocks fell the most, with iQiyi, Good Future and Ctrip down more than 4%.