Jared Mitovich

With its dizzying rise yesterday, Micron became the 12th U.S. company worth $1 trillion, cementing the fastest run to a 13-figure valuation ever seen. The company reached the threshold only 48 days after it was first valued at $500 billion, according to Dow Jones Market Data. [Nvidia](https://www.ws

Surging demand for chip makers has lifted major indexes from their wartime malaise.

Even by the standards of the artificial-intelligence boom, the gains in chip stocks this year have been extraordinary. Sandisk has soared 570%. Intel has more than tripled. [Samsung](https://www.wsj/mar

Markets are buzzing about Micron's run-up to a $1 trillion market cap. Here are two takes on the chipmaker's sudden rise:

Live updates on markets and the top finance, economics and business stories. Plus the latest on oil prices, the Dow, S&P 500 and Nasdaq.

Investors are gearing up for Friday’s jobs report—one of the first major economic indicators that will inform the Federal Reserve under its new chairman, Kevin Warsh. Economists expect the report to show that U.S. employers added 80,000 jobs in May, down from 115,000 in April. Here's what else to wa

Twelve weeks later, Nancy Guthrie was kidnapped from the adobe-brick ranch house where she had lived for a half-century.

Six months after Nancy Guthrie was kidnapped from her bed, investigators have little to show beyond a trail of tragic missteps.

Six months ago, Savannah Guthrie's mother was kidnapped from her bed in a suburb just north of Tucson, Ariz.

Bad calls, bad luck and bad blood between county and federal leaders complicated the search for Savannah Guthrie’s kidnapped mother.