An update on the plane crash in the French Alps. Saudi Arabia launches air strikes against Yemen rebel bases. And President Barack Obama slows U.S. troop withdrawal from Afghanistan. A panel of journalists joins Diane for analysis of the week's top international news stories.
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.
- Robert Craddock Geologist, National Air and Space Museum Center for Earth and Planetary Studies
- Jim Garvin NASA's lead scientist for Mars exploration
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