BEIJING — The hunt for the origins of COVID-19 has gone dark in China, the victim of political infighting after a series of stalled and thwarted attempts to find the source of the virus that killed millions and paralyzed the world for months.

A week after Google announced that it would begin pulling some California news links from its search engine in response to a proposed state law that would require it to pay for linking to news content on its platform, the fate of that bill remains unclear.

The U.S. Federal Trade Commission voted Tuesday to adopt a near-total ban on non-compete provisions that prohibit workers from switching jobs within an industry, a rule the Chamber of Commerce vowed to immediately challenge in court.

WASHINGTON — As senators conduct hearings on Boeing Co.’s door plug blowout and other issues, many are starting to question whether the Federal Aviation Administration’s oversight of the aircraft manufacturer has been too lenient.

ANDRESITO, Argentina — For millions across the heartland of South America, bitter-tasting yerba mate tea is a beloved staple of social gatherings and morning routines. But here, in the steamy grasslands of Argentina’s northeast Misiones Province, mate is also a way of life — literally.

United Auto Workers President Shawn Fain said the union’s organizing victory at Volkswagen AG’s plant in Chattanooga, Tennessee, shows the union “can win anywhere.”

JERUSALEM — If Israel were to begin an invasion in Rafah, a city in the southern Gaza Strip where 1 million displaced Palestinians are sheltering, an Israeli-designated “humanitarian zone” along the coast would be expanded to take in more civilians, an Israeli military official said Monday evening.

Tesla’s first-quarter net income plummeted 55%, but its stock price surged in after-hours trading Tuesday as the company said it would accelerate production of new, more affordable vehicles.

What began last week when students at a New York Ivy League school refused to end their protest against Israel’s war with Hamas had turned into a much larger movement by Tuesday as students across the nation set up encampments, occupied buildings and ignored demands to leave.

HARRISBURG, Pa. — Democratic Sen. Bob Casey and Republican challenger David McCormick will face each other in Pennsylvania’s high-stakes U.S. Senate contest this fall, as Tuesday’s primary election put the men on track for a race that is expected to cost hundreds of millions of dollars and help decide control of the Senate next year.

UNITED NATIONS — The United Nations called Tuesday for “a clear, transparent and credible investigation” of mass graves uncovered at two major hospitals in war-torn Gaza that were raided by Israeli troops.

NEW YORK — Donald Trump was evidently not happy with what he saw out the window of his chauffeured SUV as he rode through lower Manhattan on Monday morning for the beginning of opening arguments in his first criminal trial.

LAS VEGAS — A $12 billion passenger bullet train linking Las Vegas and the Los Angeles area was dubbed the first true high-speed rail line in the nation on Monday, with the private company building it predicting millions of ticket-buyers will be boarding trains by 2028.

Four years ago, when the Trump administration threatened to ban TikTok in the U.S., its Chinese parent company ByteDance Ltd. worked out a preliminary deal to sell the short video app’s business. Not this time.

Elon Musk’s underlings at Tesla Inc. are accustomed to chaos. It comes with the territory of working for a chief executive who sets exacting targets and often abruptly switches directions — whose biographer describes his more intense moods as “demon mode.”

KYIV, Ukraine — Ukrainian commander Oleksiy Tarasenko witnessed a frightening shift last month in Russia’s efforts to punch through Kyiv’s defense of the industrial region known as the Donbas.

TEL AVIV, Israel — The head of Israeli military intelligence resigned on Monday because of Hamas’ Oct. 7 attack, becoming the first senior figure to step down over his role in the stunning failure to anticipate or quickly respond to the deadliest assault in Israel’s history.

NEW YORK — Columbia canceled in-person classes, dozens of protesters were arrested at Yale and the gates to Harvard Yard were closed to the public on Monday as some of the most prestigious U.S. universities sought to diffuse campus tensions over Israel’s war with Hamas.