As the Delta variant spreads, more companies are requiring their employees to get vaccinated. WSJ's Chip Cutter discusses the legal precedents behind these policies, and an HR executive explains how her company handled the issue.

Used cars are more expensive now than they've ever been, and car dealerships are having to go to great lengths to find inventory. WSJ's Nora Naughton explains the shortages that are driving up prices and what it means for dealers and consumers.

Even before her appointment, Federal Trade Commission Chair Lina Khan had made a name for herself by criticizing Amazon's market dominance. Her stance has already provoked backlash from the tech industry and congressional Republicans. WSJ's Ryan Tracy explains.