Transportation

President Xi Jinping has called for more countries to join China's sprawling infrastructure-building initiative after he promised to improve standards in response to complaints about debt and other problems.

___ Outlook for the US economy and stock market brightens WASHINGTON (AP) — The worries that hung ominously over the U.S. economy early this year appear to have lifted.

American Airlines Group Inc. on Friday reported first quarter earnings of $185 million.

Two-day delivery is going out of style.

The rising price of aviation fuel is also hurting the carrier's profits.

Pilots for Scandinavian Airlines have launched an open-ended strike following the collapse of pay negotiations, forcing the company to cancel virtually all its flights.

President Xi Jinping has promised to promote high financial standards for China's Belt and Road infrastructure-building initiative as Beijing tries to dispel complaints the multibillion-dollar project leaves developing countries with too much debt.

Two-day delivery is going out of style.

The Latest on Amazon's first quarter earnings (all times local): ____ 6:00 p.m. Amazon says its free shipping for Prime members will be even faster, promising one-day shipping on most items instead of two-day delivery.

Southwest Airlines' first quarter performance managed to beat Wall Street's view, even as the airline said it came under pressure due to thousands of flight cancellations related to Boeing's 737 Max 8.

Drones ferrying medical supplies, packages and even pizza could one day be crisscrossing the skies above U.S. cities, and a team at the University of Utah is working with regulators to keep that future traffic in check using a video game.

The Dallas-based carrier canceled more than 10,000 flights in the quarter.

When Boeing releases first quarter results Wednesday, investors will be looking beyond profit and revenue numbers to clues about the fate of the company's best-selling plane and when it might fly again.

Car models by Honda, Hyundai, Kia, Mitsubishi, Toyota and Fiat Chrysler are all named in the investigation.

Increased demand for construction equipment in North America helped push Caterpillar's revenue 5% higher and the company beat forecasts.

The Chicago-based manufacturer earnings were bolstered by higher defense sales and service revenue.