Secretary of State Hillary Rodham Clinton met with Chinese Premier Wen Jiabao and other leaders, but a session with leader-in-waiting Xi Jinping was canceled Wednesday without explanation by her hosts. (Associated Press)

Secretary of State Hillary Rodham Clinton met with Chinese Premier Wen Jiabao and other leaders, but a session with leader-in-waiting Xi Jinping was canceled Wednesday without explanation by her hosts. (Associated Press)