Reaction to this week's political shocks, why many conservatives are choosing to double down on Trump critics, and then, a conversation on the growing dis-union in America.
Diane and her guests talk about the tragic loss of the Space Shuttle Columbia and its crew over the weekend, and about what the disaster may mean for the future of the space program.
- John Logsdon Director, Space Policy Institute at George Washington University
- Donna Shirley Instructor of aeronautics engineering at the University of Oklahoma and former Mars exploration manager at NASA
- Alex Roland Chair of the History Department at Duke University and former NASA historian
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Washington Post reporter Dan Balz on covering President Trump and linguist Deborah Tannen on how women support each other with the words they use.
American University history professor Allan Lichtman describes how and why President Donald Trump could be impeached, and then, Pulitzer Prize winning writer Elizabeth Strout on her new book, "Anything is Possible".