Elon Musk Goes From Twitter User to Twitter Shareholder

The world’s richest man, Tesla CEO Elon Musk, has purchased a 9% stake in Twitter, making him the company’s largest shareholder. What does that mean for Twitter and Mr. Musk, who had suggested he would start his own social-media platform? WSJ tech reporter Sarah Needleman joins host Zoe Thomas to discuss. Learn more about your ad choices. Visit megaphone.fm/adchoices