Video Ad Feedback U.S. coffee chain causes stir with low-price model Coffee prices have soared in recent years, but one U.S. chain is sticking by its low prices. Richard Quest spoke with the founder to find out why. 4:14 • Source: CNN Latest from CNN Business 16 videos Video Ad Feedback U.S. coffee chain causes stir with low-price model 04:14 Now playing • Source: CNN Video Ad Feedback Why are lobster rolls so expensive?