U.S. stock futures fell Tuesday due to surging oil prices, driven by fights in the Middle East, causing market pressure. The jump started fears of higher interest rates ahead of next week’s inflation data. The S&P 500, Nasdaq, and Dow all began lower, suggesting a cautious tone. AI-related stocks sank after another slide Monday, adding sector weakness. Chip companies dropped the heaviest, affecting tech indices. Investors now expect the Federal Reserve to push rates up soon, boosting Treasury yields, underscoring investor anxiety.