Pesident Obama Hosts World Leaders At Nuclear Security Summit
U.S. President Barack Obama (R) shakes hands with Prime Minister of Japan Yukio Hatoyama (L) at the Nuclear Security Summit April 12, 2010 in Washington, DC. President Obama hosted leaders of the 47 nations for the two-day Nuclear Security Summit to discuss solutions to cut down nuclear weapons around the world.
(April 11, 2010 - Source: Alex Wong/Getty Images North America) more pics from this album »