Tariffs and Economic Jitters Hammer Stocks

The S&P 500 Index ($SPX ) (SPY ) today is down -1.60%, the Dow Jones Industrials Index ($DOWI ) (DIA ) is down -1.35%, and the Nasdaq 100 Index ($IUXX ) (QQQ ) is down -1.77%. September E-mini S&P futures (ESU25 ) are down -1.67%, and September E-mini Nasdaq futures…