PEDRO SANCHEZ:  (In progress.)  I was -- I joined Columbia University to start agriculture there, tropical agriculture -- interesting thing for a major urban university to do.  And then Secretary --…

ISOBEL COLEMAN:  Good afternoon, everybody.  Good afternoon.  I'm Isobel Coleman.  I'm a senior fellow here at the Council on Foreign Relations and director of the council's Civil Society, Markets, …

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…

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Listen to Robert S. Mueller, director of the Federal Bureau of Investigation, as he details his agency's efforts to effectively address threats from global terrorism as a global security, national se…