Christopher Nixon Cox (1st L), grandson of former U.S. President Richard Nixon, and Li Xiaolin (2nd L), president of the Chinese People's Association for Friendship with Foreign Countries, visit the photo exhibition "Salute to Friendship - Images Narrate China-U.S. Collaboration During World War II" at the Nixon Library in Yorba Linda City of California, the United States, July 23, 2014. The photos were taken by soldiers of the U.S. Army Signal Corps in China during WWII. (Xinhua/Zhang Chaoqun) |