(Bloomberg) -- A drop in chipmakers before Micron Technology Inc.’s earnings left stocks wavering, with the results expected to provide clues on whether this year’s artificial-intelligence rally will be justified.

The U.S. stock market's AI-fueled rally faces a crucial test with Micron Technology's upcoming earnings report. Investors are keenly watching for signs that demand for AI chips…

U.S. Stock Market today: Micron Technology shares moved higher in premarket trading on Monday. AI-driven optimism has supported Wall Street's recent rally.

Shares of chipmakers plunged in value worldwide on Tuesday.