S&P 500 ends down after Trump says Iran deal is ’over’ By Reuters Investing.com US stock markets fall amid Iran strikes and potential higher interest rates The Guardian S&P 500 futures are little changed as traders assess rising tensions between the U.S. and Iran: Live updates CNBC S&P 500 ends down after Trump says Iran deal is 'over' Reuters Markets News, July 8, 2026: Dow, S&P 500 End Lower, Oil Prices Jump as Trump Says Iran Truce ‘Over,’ Threatens Further Attacks Investopedia