The updated lawsuit, which was filed in federal court in California, is trying to block mass layoffs pursued by Musk and ...

The American Federation of Teachers, a union representing more than 1.8 million educators, had sued to keep members of Mr.

Musk's directive to the nation's 2.3 million civil-service workers to provide a five-point summary of their work by 11:59 p.m. Eastern time raised questions about how much authority the world's ...