<ul><li>US indexes ended higher Tuesday, recovering after geopolitical tensions triggered a morning sell-off.</li><li>Investors are eagerly awaiting Nvidia's third-quarter earnings report and expect an 83% year-over-year revenue gain.</li><li>The Nasdaq and S&P 500 recovered to end higher, while the Dow Jones Industrial Average closed more than 100 points lower.</li><li>Wall Street remains bullish on Nvidia stock ahead of the report, with third-quarter revenue expected to reach $33 billion.</li></ul>

Stock market today: Indexes trade mixed as investors weigh geopolitical tensions and get ready for Nvidia earnings

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