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.
Secretary of State Colin Powell is in the Middle East, trying to help curb the violence raging between Palestinians and Israelis. Journalists bring us up to date on Powell’s efforts.
- Hisham Melhem Washington bureau chief for Al-Arabiya TV, and Washington correspondent for "An-Nahar"
- David Makovsky senior fellow and director of the Project on the Middle East Peace Process at the Washington Institute for Near East Policy and co-author with Dennis Ross of "Myths, Illusions and Peace: Finding a New Direction for America in the Middle East"
- Doyle McManus Columnist, "Los Angeles Times"
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