Published Aug 03, 2023 05:54AM ET © Reuters. US500 -1.38% Add to/Remove from Watchlist QCOM -2.13% Add to/Remove from Watchlist AAPL -1.55% Add to/Remove from Watchlist AMZN -2.64% Add to/Remove from Watchlist LCO -0.18% Add to/Remove from Watchlist ESU3 -0.21% Add to/Remove from Watchlist CL -0.14% Add to/Remove from Watchlist 1YMU3 -0.13% Add to/Remove from Watchlist IXIC -2.17% Add to/Remove from Watchlist ADDYY -2.31% Add to/Remove from Watchlist Investing.com -- U.S. stock futures slip, suggesting an extension in declines on Wall Street seen in the prior session, as traders continued to gauge the implications of Fitch's downgrade of America's credit...