Why are US stock market futures down again, and will Dow, S&P 500 and Nasdaq stay in red or turn green again? Wall Street futures fall, stocks to watch out for, analysts insights, market outlook and what should investors do now

Why are US stock market futures down again, and will Dow, S&P 500 and Nasdaq stay in red or turn green again? US stock market futures fell on Tuesday after a prior rally. Dow, S&P 500, and Nasdaq futures declined as Middle East tensions and uncertainty over Iran talks impacted sentiment. Investors reacted to mixed signals on diplomacy, oil price risks, and Federal Reserve interest rate expectations.