Obama Holds Bilateral Meetings With World Leaders Ahead Of Nuclear Summit

WASHINGTON - APRIL 12: (AFP OUT) U.S. President Barack Obama (R) holds a bilateral meeting with Prime Minister Najib Tun Razak of Malaysia on the sidelines of the Nuclear Security Summit at the Washington Convention Center April 12, 2010 in Washington, DC. President Obama was to hold bilateral meetings today with five leaders of the 47 nations gathering for the two-day Nuclear Security Summit. (Photo by Ron Sachs-Pool/Getty Images)