Coral reefs are crucial to the ocean's ecosystem, providing sustenance to a quarter of marine life. Today, more than one third of the world's reefs are deteriorating. What's causing coral reef destruction and possible new remedies to address it.
North Korea has recently admitted to a secret nuclear weapons program. Some say the disclosure is bid for diplomatic leverage. A panel discusses the threat posed by North Korea and its wider implications for U.S. foreign policy.
- Kurt Campbell senior vice president and director of the international security program at the Center for Strategic and International Studies
- Peter Brookes senior fellow for national security affairs at the Heritage Foundation; former deputy assistant secretary of defense for Asian and Pacific affairs in the second Bush administration; author, "A Devil's Triangle: Terrorism, WMD and Rogue States."
- Selig Harrison director of the Asia Program at the Center for International Policy.
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