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.
Municipalities in many coastal areas have embraced beach "nourishment" programs to fight the erosion of their coastlines. A panel talks about beach erosion: what causes it, how and why communities try to prevent it, and who pays for recovery measures.
- Howard Marlowe of the American Shore and Beach Preservation Association
- Prof. Orrin Polkey director of the Program for the Study of Developed Shorelines at Duke 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.