Drones have changed how wars are fought in the sky. Now, defense companies and navies are betting that the new frontier for drone warfare is underwater. WSJ reporter Alistair MacDonald dives into the tech and how it could be used. Plus, Apple’s latest OS updates let users share AirTag locations with some airlines. Personal tech columnist Nicole Nguyen tells host Julie Chang how that can help find lost luggage.
Sign up for the WSJ’s free Technology newsletter.
Learn more about your ad choices. Visit megaphone.fm/adchoices
