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.
New color photos from the surface of Mars confirm the color of the "red planet," but more interesting to scientists is the data being captured by the Spirit rover. Diane and her guests talk about what’s being learned about Mars and the future of space exploration.
- Jim Garvin NASA's lead scientist for Mars exploration
- Robert Craddock Geologist, National Air and Space Museum Center for Earth and Planetary Studies
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Political fallout from the dismissal of FBI director James Comey, how our government created racially segregated cities, and a young Palestinian's perspective on Mideast peace.
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".