Made-in-US apparel brand American Giant makes two versions of the iconic American flag T-shirt. Its top-quality version sells for $65, while one available at Walmart sells for $12.98.

In letters to Amazon and Walmart, the FTC said it had learned of several instances where third-party sellers falsely claimed their products were made in the United States.

Walmart's faster delivery speeds are paying dividends-and helping generate profits-for the retail giant's e-commerce operation. At Walmart U.S., the number of deliveries made in less than three ...