"Do you ever, when you wake up in the middle of the the night, say to yourself, 'am I absolutely sure that I'm not hurting the goose that lays the great golden American egg that is Apple?'" — CNBC's Joe Kernan

Read More DOJ antitrust chief faces skeptical CNBC hosts (video)

Apple’s Broad-Based, Exclusionary Conduct Makes It Harder for Americans to Switch Smartphones, Undermines Innovation for Apps, Products, and Services, and Imposes Extraordinary Costs on Developers, Businesses,…

Read More U.S. sues Apple (full text)