![Marketplace show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/026/804/small/apm-marketplace.jpg)
Summary: <p>After a drone strike hit the Aramco oil facility in Saudi Arabia in September, the price for a barrel of oil surged by nearly 20%. You may have noticed a spike for gasoline, too. But what exactly determines the price for a gallon of gas? That’s our latest installment of “Kai Explains.” Plus: 5G and the business of Broadway.</p>