Watch experts report on Nigeria's presidential crisis, sectarian conflict, and security dilemmas in the oil-rich Niger Delta.

  On Sunday, an outbreak of ethnic violence in Jos, Nigeria resulted in hundreds of civilian deaths, again drawing international attention to the increasingly unstable situation in the country. Plea…

Chris Murphy discusses U.S. foreign policy in the Middle East.

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Secretary Clinton discusses U.S. leadership and diplomatic efforts, as well as the global challenges of climate change, Middle East peace, conflict in Darfur, and the reconstruction of Iraq and Afgha…