ChainCatcher news, according to Jinshi reports, the Dow Jones index closed up 10.45 points on August 19 (Tuesday), an increase of 0.02%, closing at 44,922.27 points; the S&P 500 index closed down 37.7 points, a decrease of 0.58%, closing at 6,411.45 points; the Nasdaq Composite index closed down 314.82 points, a decrease of 1.46%, closing at 21,314.95 points.