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.
Several U.S. soldiers face criminal charges in connection with the abuse of Iraqis in U.S. military detention. Diane and her guests talk about the allegations, the laws governing treatment of prisoners, and the possible repercussions of the ongoing investigations.
- Hisham Melhem Washington bureau chief for Al-Arabiya TV, and Washington correspondent for "An-Nahar"
- Robert K. Goldman professor of law, Washington College of Law at American University
- Seymour Hersh contributor, "The New Yorker" magazine
- Martha Raddatz senior foreign affairs correspondent, ABC News; author, "The Long Road Home"
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