WASHINGTON — The U.S. Department of Transportation was working Saturday to determine whether Friday's air traffic control system meltdown resulted from human error or equipment failure as travelers across the nation continued to grapple with a cascade of flight delays and cancellations.

Transportation Secretary Sean Duffy said the crisis ...Read more

ORLANDO, Fla. — United Launch Alliance delayed the return of Vulcan one more time Saturday after a new communication issue popped up one day after having to push the rocket’s chance to return to flight because of a vendor issue.

“The launch of a United Launch Alliance Vulcan rocket carrying the Amazon Leo 1 mission is delayed due to a ...Read more

The Trump administration’s cuts to roughly 80,000 U.S. troops across Europe will be lower than the continent’s leaders have feared, according to people familiar with the matter.

European allies had previously feared the U.S. might cut as many as 25,000 troops, but a smaller cut is now more likely because the U.S. has looked favorably on ...Read more

Ukrainian President Volodymyr Zelenskyy said U.S. peace envoys asked whether Ukraine would be willing to give up the Donbas region in the nation’s east to Russia in exchange for NATO membership, signaling a potential shift in Washington’s negotiating tactics.

As the full-scale war between Ukraine and Russia heads toward the end of its ...Read more

LOS ANGELES -- There is only one place new data centers are being built in the greater Los Angeles area: the city of Vernon.

Just south of downtown L.A., it’s a city made up almost exclusively of companies. About 50,000 people commute every day into Vernon to work, but only about 300 actually live there, and the city government is famous for ...Read more

WASHINGTON — For more than four hours, a ground stop of virtually all aircraft in the United States brought unprecedented chaos and delays that are expected to last days.

Here is what we know about what went wrong.

—What caused the stop?

Secretary of Transportation Sean Duffy said switches and routers on the Federal Aviation ...Read more

WASHINGTON — Transportation Secretary Sean Duffy called on Congress to authorize $50 billion in emergency funding to overhaul the U.S. air traffic control system after a technical issue spawned the longest nationwide grounding in more than two decades.

“This is an emergency,” Duffy said at a White House news conference on Friday. He ...Read more

The Federal Aviation Administration on Friday issued an extraordinary four-hour ground stoppage on all flights in the United States after a communications issue crippled air traffic control centers.

The situation caused havoc at airports across the country and affected thousands of flights. The stop was lifted at around 8:30 p.m. Eastern time, ...Read more

WASHINGTON — Former Rep. Jim McDermott, D-Wash., a fierce advocate for universal healthcare and outspoken war critic who served 28 years in Congress, died Thursday at the age of 89, his family announced.

In a roughly 50-year career in state and federal office, the salty-tongued, liberal lawmaker from Seattle won praise and criticism for ...Read more

WASHINGTON — Democrats on the Senate Foreign Relations Committee have asked SpaceX Chief Executive Officer Elon Musk to “preserve all documents, communications and electronically stored information” related to the company’s Starlink and Starshield systems in Ukraine,” according to a letter released Friday.

Democrats, who have gained ...Read more

ORLANDO, Fla. — SpaceX is nearly ready to bring Starship to Florida, but launched one more mission from Texas on Friday, one that had plans to try to recover the Super Heavy booster and the upper stage for the first time. The booster, though, didn’t make the planned return.

Starship’s Flight 15 test mission lifted off from SpaceX’s ...Read more

SACRAMENTO, Calif. — Multiple rounds of rain-soaked atmospheric rivers will push across the Golden State this weekend, bringing rains, wind, rising tides and even snow at elevation, as California begins to feel the influence of this season’s record El Niño.

To touch on the wind before diving into the expected rain, gusts will be strongest ...Read more

The Federal Aviation Administration on Friday issued an extraordinary four-hour ground stoppage on all flights in the United States after a communications issue crippled air traffic control centers.

The move caused havoc at airports across the country and affected thousands of flights. The stop was lifted at around 5:30 p.m., but it’s ...Read more

WASHINGTON — The U.S. has lost its long-standing status as having eradicated measles after transmission of the disease has continued through the past year and broken case records, The Wall Street Journal reported, citing unidentified people familiar with the matter.

The report followed a review of the evidence by the Pan American Health ...Read more

It was a day marked by confusion and frayed nerves as passengers dealt with more than 1,000 delayed flights due to the Federal Aviation Administration’s nationwide ground stop.

Passengers were stranded at airports as they waited to see how long the delays would last and when their canceled flights would be rebooked.

Zack Richeimer, 29, found...Read more

U.S Sen. Richard Blumenthal is clashing with President Donald Trump over the construction of the White House ballroom in a continuation of their long-running feud on multiple issues.

The latest dust-up involves Blumenthal’s inquiry into corporations and wealthy individuals who contributed more than $300 million for the new ballroom, and a ...Read more