Wall Street closed mixed as investors awaited tech earnings and feared rate hikes. Oil prices fell after President Trump discussed peace talks with Iran. Major technology firms like Microsoft and Apple will report their quarterly results this week. Investors are questioning the sustainability of the artificial intelligence rally. The Federal Reserve's monetary policy decision is due on Wednesday.

U.S. markets closed mixed as the Nasdaq declined on chip stock weakness driven by concerns over heavy AI spending, while the Dow rose and the S&P 500 was nearly flat. Falling oil…

Investors await the Federal Reserve's interest rate decision and corporate earnings reports. Technology giants and artificial intelligence companies will release their quarterly…