What’s News in Markets: Nvidia’s China Rival, Tariff Tech Effect, McDonald’s Slips

How do a Chinese company’s AI chip efforts affect Nvidia? And what’s the trade-war takeaway from this week’s tech earnings? Plus, how is economic uncertainty affecting McDonald’s customers? Host Francesca Fontana discusses the biggest stock moves of the week and the news that drove them. Sign up for the WSJ's free Markets A.M. newsletter.   Learn more about your ad choices. Visit megaphone.fm/adchoices