**FILE** Chinese President Hu Jintao
**FILE** President Obama gestures toward Chinese President Hu Jintao during a Jan. 19 news conference in the East Room of the White House. (Associated Press)
President Barack Obama, accompanied by China's President Hu Jintao, gestures during their meeting with business leaders, Wednesday, Jan. 19, 2011, in the Eisenhower Executive Office Building on the White House complex in Washington. (AP Photo/Evan Vucci)
President Barack Obama and China's President Hu Jintao, during a state arrival ceremony on the South Lawn of the White House in Washington, Wednesday, Jan. 19, 2011. (AP Photo/Charles Dharapak)
President Barack Obama and China's President Hu Jintao during a state arrival ceremony, Wednesday, Jan. 19, 2011, on the South Lawn of the White House in Washington. (AP Photo/Charles Dharapak)
President Barack Obama and China's President Hu Jintao greet guests during a state arrival ceremony at the White House in Washington, Wednesday, Jan. 19, 2011. (AP Photo/Susan Walsh)
An honor guard stands at attention before a state arrival ceremony for Chinese President Hu Jintao, Wednesday, Jan. 19, 2011, on the South Lawn of the White House in Washington. (AP Photo/Charles Dharapak)
President Barack Obama shakes hands with China's President Hu Jintao during a state arrival ceremony, Wednesday, Jan. 19, 2011, on the South Lawn of the White House in Washington. (AP Photo/Charles Dharapak)
Chinese President Hu Jintao, left, and Vice President Joe Biden stand for the national anthems of both countries during an arrival ceremony on Tuesday, Jan. 18, 2011, at Andrews Air Force Base, Md. (AP Photo/Evan Vucci)
