US stock market today: S&P 500 flat, Dow Jones down, Nasdaq‑100 up— biggest gainers, losers as Wall Street eyes US-China trade talks and potential tariff deal

US stock market live update shows the Dow Jones drops 185 points as investors keep a close eye on crucial US-China trade talks happening in London. Early trading saw the S&P 500 slip 0.1%, while the Nasdaq edged up 0.1%. Markets remain cautious but hopeful that the paused tariffs between the two largest economies might finally ease. Investors are waiting to see if a deal will be reached that could help avoid a global slowdown and push the stock market higher again. With Wall Street watching closely, this trade meeting could set the tone for what comes next.