Irving’s antisemitic movie post is his biggest controversy yet. But the potential fallout could affect not just his basketball career but the N.B.A. itself.
The company said it was working with the Anti-Defamation League to potentially add language to the page that viewers see before buying or renting the film.
An organization that helps secure Jewish facilities across North America said Twitter had an “antisemitism problem,” and asked its new owner to fix it.