The emergency ground stop disrupted travel plans across the country. More

Travelers are entitled to refunds if their flights are canceled, regardless of the reason, but airlines won’t guarantee other amenities, such as a hotel room or meal vouchers. More

U.S. intelligence agencies believe a woman who had an affair with Jensen Huang was a Chinese asset. But there is much more that they are still assessing about her role. More

Jensen Huang was the driving force at Nvidia, with 60 direct reports and no clear succession plan. Tripp Mickle, one of our technology reporters, examines Mr. Huang’s central role in the company and the artificial intelligence industry. More

The ousted Nvidia chief executive was the consummate dealmaker leading the trillion-dollar A.I. build out. More

The Nvidia founder’s signature look branded him as a maverick. Does that image read differently now? More

Ms. Boebert’s loss to Eileen Laubacher in a conservative House district represents a significant victory for Democrats. More

To win a Senate seat in a highly polarized, deeply Republican state, Scott Colom needed a perfect storm. He got it. More

The G.O.P. was able to avoid more House midterm losses — on top of the advantage it already had from gerrymandering. More

By winning approval for a three-story building, then seeking to add more stories, the Brooklyn developer was not subject to the more rigorous oversight required for larger projects. More

The former president’s new memoir trumpets his achievements while justifying his decision to run for a second term and his embrace of Israel’s war in Gaza. More

The 46th president defends his decision to run for re-election, which many in his party now regard as a mistake, and revisits the disastrous debate that forced him to end his campaign. More

Heirs say “Blossoming Chestnut Trees” was sold under Nazi-era duress. The auction house says it is “committed to working toward a mutually satisfactory resolution.” More

Gov. Jeff Landry of Louisiana called it a “literal miracle on the Mississippi” that all of the nearly 200 people aboard the riverboat were rescued. More

The president plans to also discuss the war against Iran, but is not expected to bring up Russia’s war in Ukraine or the scandal that has engulfed Jensen Huang. More