Industrials

___ Sell-off in industrial, tech stocks sends Dow down 400 NEW YORK (AP) — After a strong start, U.S. stocks abruptly sold off Tuesday after machinery maker Caterpillar said it doesn't expect to top its first-quarter profit for the rest of the year.

The security chief for the head of the Environmental Protection Agency has been operating an outside consulting firm without proper approval from ethics officials, Democratic lawmakers said Tuesday.

The latest on developments in financial markets (all times local): 9:35 a.m.

Southwest Airlines runs its planes hard.

A boost in equipment sales propelled Caterpillar's first-quarter profit, as a strong global economy helped support construction and energy industry projects.

President Donald Trump's escalating dispute with China over trade and technology is threatening jobs and profits in working-class communities where his "America First" agenda hit home.

Bitcoin "miners" who use rows of computers whirring at the same time to produce virtual currencies began taking root along New York's northern border a couple of years ago to tap into some of the nation's cheapest hydroelectric power, offering an air of Silicon Valley sophistication to this often-snowy region.

United Airlines CEO Oscar Munoz, who was criticized for his initial response to a passenger being violently dragged off a plane, says he gave up his 2017 bonus.

Plans for a twin-tower residential building in New Jersey championed by Jared Kushner are in danger of falling apart as his family's real estate company threatens legal action against a city that it says ended negotiations for no good reason.

A company based in Taiwan has bought a 2,400-acre (970-hectare) site in Louisiana for a planned $9.4 billion chemical manufacturing complex .

JSW Steel USA CEO John Hritz said Monday that the company is not concerned about the impact of Trump administration tariffs.

The Colorado Supreme Court on Monday upheld the constitutionality of a state law that added sales taxes to some items to benefit public transportation and cultural groups in metropolitan Denver without voter approval.

Striking French train workers have occupied a building in a surprise protest against President Emmanuel Macron's changes to the state-run rail company.

President Donald Trump has courted coal miners and cast doubt on whether fossils fuel contribute to climate change, but that hasn't translated into hostility for renewable energy — particularly offshore wind.

Korean Air Lines says its chairman's two daughters have resigned from their executive positions amid mounting public criticism over the women's behavior.

The European Aviation Safety Agency has tightened a nearly month-old directive ordering inspections of some fan blades in engines like those used on a Southwest Airlines jet involved in a fatal accident.

The manufacturer of the jet engine that blew apart at 32,000 feet in a deadly accident aboard a Southwest Airlines flight wants more jets to be inspected for potential problems.

The Latest on the plane that made an emergency landing in Philadelphia (all times local): 4:47 p.m.

Stocks that moved substantially or traded heavily on Friday: General Electric Co., up 55 cents to $14.54

Southwest Airlines has sent a letter of apology and is offering compensation to passengers who were on a flight earlier this week that made an emergency landing following an engine explosion.