P.M. Edition for Sept. 22. Nvidia announced that it was investing up to $100 billion in OpenAI, sending U.S. indexes to new highs. WSJ tech reporter Robbie Whelan explains the significance of the deal. Plus, more companies are pushing for their employees to get back to the office… but workers are resisting. We hear from Theo Francis, who covers corporate news for the Journal, about why—and how—they’re able to stall in a moment when bosses have more power. And starting tomorrow, Jimmy Kimmel’s late-night show will be back on the air. Alex Ossola hosts.

Sign up for the WSJ's free What's News newsletter.

Learn more about your ad choices. Visit megaphone.fm/adchoices