World leaders react to a historic shift in U.S. policy toward Cuba. Pakistan buries victims of a school massacre by the Taliban. And U.S. officials say North Korea is behind the hacking of Sony Pictures. A panel of journalists joins Diane for analysis of the week's top international news stories.
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.
- Alex Roland chair of the History Department at Duke University and former NASA historian
- Donna Shirley instructor of aeronautics engineering at the University of Oklahoma and former Mars exploration manager at NASA
- John Logsdon director, Space Policy Institute at George Washington University
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A panel of journalists joins Diane for analysis of the week's top national news stories.
Bioengineers are creating human body parts to replace organs and manage life-threatening diseases. How techniques like 3-D printing and stem cell research are driving medical advances and raising ethical questions
Cuba releases American contractor Alan Gross after five years' imprisonment on espionage charges. The U.S. releases several Cubans in exchange. Details on the prisoner swap and the future of U.S.-Cuban relations.