U.S. President Barack Obama greets China’s President Hu Jintao at the Nuclear Security Summit in Washington


U.S. President Barack Obama greets China's President Hu Jintao at the Nuclear Security Summit in Washington

U.S. President Barack Obama (L) greets China’s President Hu Jintao at the Nuclear Security Summit in Washington, April 12, 2010. REUTERS/Jim Young (UNITED STATES – Tags: POLITICS MILITARY)