In this 1969 photo, U.S. President Nixon welcomes Japanese Prime Minister Eisaku Sato at the White House when the two leaders were holding talks concerning the return of Okinawa to Japanese control. This week, a Japanese government-appointed panel confirmed the existence of secret U.S.-Japan agreements, including ones signed by Nixon and Sato in 1969 allowing nuclear weapons in Japan. AP hide caption

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Chinese People's Liberation Army sailors march past Beijing's Tiananmen Square last October during celebrations of the 60th anniversary of the founding of the People's Republic of China. Feng Li/Getty Images hide caption

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Simon Wang (left), a participant in the Mr. Gay China pageant, reacts after the event was canceled by authorities in Beijing on Jan. 15. Police shut down what would have been China's first gay pageant just an hour before it was to start, organizers said. Ng Han Guan/AP hide caption

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Local residents protest against a U.S. military base in Kadena on Japan's Okinawa island, Nov. 5, 2009. Most U.S. bases in Japan are on the southern island and have been the source of tensions for decades. Kazuhiro Nogi/AFP/Getty Images hide caption

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Sea cucumber with swan goose meat. Xiao Kaijing for NPR hide caption

itoggle caption Xiao Kaijing for NPR

The skyline of Pudong, the financial district of Shanghai. This year China is expected to replace Japan as the world's second-largest economy, and Germany as the world's biggest exporter. Philippe Lopez/AFP/Getty Images hide caption

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Julie Harms is questioned by a plainclothes policeman outside the Zhongnanhai compound after she attempts to deliver a letter to China's top leaders, who resides inside Zhongnanhai in Beijing. The American woman is seeking justice from the central government for her fiance, who she says was unjustly charged with a crime. Ng Han Guan/AP hide caption

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A woman whose son has HIV cries during an AIDS awareness event Tuesday, World AIDS Day, held at Beijing's south railway station. A new report by UNAIDS says 42 percent of AIDS sufferers in China have experienced discrimination because of their condition. Andy Wong/AP hide caption

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Professional mimic Cheng Jiaqiang, shown here in his Beijing apartment, learned his skills from his grandfather. The calligraphy on the wall behind Cheng refers to his signature act: Cheng imitates a bird imitating a musician imitating a bird. Anthony Kuhn/NPR hide caption

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Looking upstream on the Three Gorges Reservoir in China. Anthony Kuhn/NPR hide caption

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