a worker walks past a symbolic wall of faces , which is under construction
{"Image ImageDescription": "SHANGHAI, CHINA - MARCH 16:  (CHINA OUT) A worker walks past a symbolic wall of faces, which is under construction, at the Joint-Africa Pavilion at the Expo Park on March 16, 2010 in Shanghai, China.  (Photo by Visual China Group via Getty Images)", "Image Copyright": "2010 Visual China Group", "Image XResolution": "300", "Image YResolution": "300"}