 OpenAI says it needs the notes, interview memos, and other materials to determine whether any given copyright was infringed. Lawyers for the Times say OpenAI is weaponizing the discovery process to harass reporters in retaliation for the Times filing the lawsuit. The Times says turning over reporter notebooks could unmask confidential sources and would have a chilling effect on news gathering. The judge is set to rule in the coming days. Bobby Allen, NPR News. And you're listening to NPR News.