Siri’s Second Act

Apple is preparing to unveil its smartest Siri yet, powered by Google's technology. WSJ columnist Rolfe Winkler explains why some analysts believe Apple can still dominate the AI era despite its late start. Plus, an OpenAI model solved a math problem that stumped researchers for 80 years. WSJ columnist Ben Cohen explains why the breakthrough has mathematicians rethinking what AI is capable of. Imani Moise hosts. Sign up for the WSJ's free Technology newsletter.