In a court filing, Mr. Musk said he and other investors would pull their $97.4 billion bid if OpenAI withdrew its plan to change its structure.

The company answered the billionaire’s offer in a legal filing, accusing him of hypocrisy.

The tech mogul is unlikely to win. But his goal may be more about making life difficult for the A.I. start-up and its leader, Sam Altman.

Workers say the move is overdue, but theater companies fear it will drive up costs in a wounded sector that has yet to recover from the pandemic.

Shock and grief rippled through the health community as lifelines for care were abruptly severed.

The nominee for F.B.I. director made his nonprofit into a publicity machine, selling his children’s book, his clothing brand and his image as Donald Trump’s ultimate loyalist.

In place of the state, a nonprofit association has regulatory authority over about two dozen of the facilities.

Unregulated homes are proliferating amid abortion restrictions and a housing crunch. Some limit residents’ movements, contacts and day-to-day decisions.

Their lawsuits said the so-called Department of Government Efficiency, President Trump’s cost-cutting operation, violated a law requiring federal advisory committees to include a balance of views.

The New Georgia Project, whose leaders also included Raphael Warnock, now a senator, admitted violating campaign finance laws. It agreed to a $300,000 penalty.

The dance group has accumulated enormous wealth, in large part by getting followers of the Falun Gong religious movement to work for free and pay its bills.

OpenAI said it would be restructured as a public benefit corporation, and that the nonprofit that controls the organization would receive shares in the new company.