The Justice Department, along with several state attorneys general, dealt American Airlines and US Airways an unexpected blow by seeking to block their proposed merger. The airlines say their union would increase competition, but critics fear higher prices and reduced service. Diane and her guests discuss the impact of airline consolidation on consumers and local economies.

Studies show that kids ages 8 to 18 are spending more time on their electronic devices than on any other activity. In a new book, Harvard psychologist Catherine Steiner-Adair says technology and media are putting children at risk at every stage of development.